community[major], core[patch], langchain[patch], experimental[patch]: Create langchain-community (#14463)

Moved the following modules to new package langchain-community in a backwards compatible fashion:

```
mv langchain/langchain/adapters community/langchain_community
mv langchain/langchain/callbacks community/langchain_community/callbacks
mv langchain/langchain/chat_loaders community/langchain_community
mv langchain/langchain/chat_models community/langchain_community
mv langchain/langchain/document_loaders community/langchain_community
mv langchain/langchain/docstore community/langchain_community
mv langchain/langchain/document_transformers community/langchain_community
mv langchain/langchain/embeddings community/langchain_community
mv langchain/langchain/graphs community/langchain_community
mv langchain/langchain/llms community/langchain_community
mv langchain/langchain/memory/chat_message_histories community/langchain_community
mv langchain/langchain/retrievers community/langchain_community
mv langchain/langchain/storage community/langchain_community
mv langchain/langchain/tools community/langchain_community
mv langchain/langchain/utilities community/langchain_community
mv langchain/langchain/vectorstores community/langchain_community
mv langchain/langchain/agents/agent_toolkits community/langchain_community
mv langchain/langchain/cache.py community/langchain_community
mv langchain/langchain/adapters community/langchain_community
mv langchain/langchain/callbacks community/langchain_community/callbacks
mv langchain/langchain/chat_loaders community/langchain_community
mv langchain/langchain/chat_models community/langchain_community
mv langchain/langchain/document_loaders community/langchain_community
mv langchain/langchain/docstore community/langchain_community
mv langchain/langchain/document_transformers community/langchain_community
mv langchain/langchain/embeddings community/langchain_community
mv langchain/langchain/graphs community/langchain_community
mv langchain/langchain/llms community/langchain_community
mv langchain/langchain/memory/chat_message_histories community/langchain_community
mv langchain/langchain/retrievers community/langchain_community
mv langchain/langchain/storage community/langchain_community
mv langchain/langchain/tools community/langchain_community
mv langchain/langchain/utilities community/langchain_community
mv langchain/langchain/vectorstores community/langchain_community
mv langchain/langchain/agents/agent_toolkits community/langchain_community
mv langchain/langchain/cache.py community/langchain_community
```

Moved the following to core
```
mv langchain/langchain/utils/json_schema.py core/langchain_core/utils
mv langchain/langchain/utils/html.py core/langchain_core/utils
mv langchain/langchain/utils/strings.py core/langchain_core/utils
cat langchain/langchain/utils/env.py >> core/langchain_core/utils/env.py
rm langchain/langchain/utils/env.py
```

See .scripts/community_split/script_integrations.sh for all changes

libs/community/langchain_community/tools/edenai/image_explicitcontent.py

@@ -0,0 +1,68 @@
+from __future__ import annotations
+
+import logging
+from typing import Optional
+
+from langchain_core.callbacks import CallbackManagerForToolRun
+
+from langchain_community.tools.edenai.edenai_base_tool import EdenaiTool
+
+logger = logging.getLogger(__name__)
+
+
+class EdenAiExplicitImageTool(EdenaiTool):
+
+    """Tool that queries the Eden AI Explicit image detection.
+
+    for api reference check edenai documentation:
+    https://docs.edenai.co/reference/image_explicit_content_create.
+
+    To use, you should have
+    the environment variable ``EDENAI_API_KEY`` set with your API token.
+    You can find your token here: https://app.edenai.run/admin/account/settings
+
+    """
+
+    name = "edenai_image_explicit_content_detection"
+
+    description = (
+        "A wrapper around edenai Services Explicit image detection. "
+        """Useful for when you have to extract Explicit Content from images.
+        it detects adult only content in images, 
+        that is generally inappropriate for people under
+        the age of 18 and includes nudity, sexual activity,
+        pornography, violence, gore content, etc."""
+        "Input should be the string url of the image ."
+    )
+
+    combine_available = True
+    feature = "image"
+    subfeature = "explicit_content"
+
+    def _parse_json(self, json_data: dict) -> str:
+        result_str = f"nsfw_likelihood: {json_data['nsfw_likelihood']}\n"
+        for idx, found_obj in enumerate(json_data["items"]):
+            label = found_obj["label"].lower()
+            likelihood = found_obj["likelihood"]
+            result_str += f"{idx}: {label} likelihood {likelihood},\n"
+
+        return result_str[:-2]
+
+    def _parse_response(self, json_data: list) -> str:
+        if len(json_data) == 1:
+            result = self._parse_json(json_data[0])
+        else:
+            for entry in json_data:
+                if entry.get("provider") == "eden-ai":
+                    result = self._parse_json(entry)
+
+        return result
+
+    def _run(
+        self,
+        query: str,
+        run_manager: Optional[CallbackManagerForToolRun] = None,
+    ) -> str:
+        """Use the tool."""
+        query_params = {"file_url": query, "attributes_as_list": False}
+        return self._call_eden_ai(query_params)