markdown: fix markdown checke failures

Pass markdown checker.

Signed-off-by: Peng Tao <bergwolf@hyper.sh>

README.md

@@ -66,7 +66,7 @@ the first place to go if you want to use or contribute to the project.
 
 ##### Agent
 
-The [`kata-agent`](https://github.com/kata-containers/agent) runs inside the
+The [`kata-agent`](src/agent/README.md) runs inside the
 virtual machine and sets up the container environment.
 
 ##### KSM throttler
@@ -83,7 +83,7 @@ virtual machine.
 
 ##### Runtime
 
-The [`kata-runtime`](https://github.com/kata-containers/runtime) is usually
+The [`kata-runtime`](src/runtime/README.md) is usually
 invoked by a container manager and provides high-level verbs to manage
 containers.
 

src/runtime/.github/ISSUE_TEMPLATE.md

@@ -1,17 +0,0 @@
-# Description of problem
-
-(replace this text with the list of steps you followed)
-
-# Expected result
-
-(replace this text with an explanation of what you thought would happen)
-
-# Actual result
-
-(replace this text with details of what actually happened)
-
----
-
-(replace this text with the output of the `kata-collect-data.sh` script, after
-you have reviewed its content to ensure it does not contain any private
-information).

src/runtime/CODE_OF_CONDUCT.md

@@ -1,3 +0,0 @@
-## Kata Containers Runtime Code of Conduct
-
-Kata Containers follows the [OpenStack Foundation Code of Conduct](https://www.openstack.org/legal/community-code-of-conduct/).