Merge pull request #60465 from frapposelli/GH-55416

Automatic merge from submit-queue (batch tested with PRs 60465, 61773, 61371, 61146). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

Adding resource constraints for fluentd-gcp

**What this PR does / why we need it**:

Adds resource constraints to `fluentd-gcp`. Values mostly lifted from `fluentd-es`, cpu cap set to a sensible value after reviewing various threads.

**Which issue(s) this PR fixes**
Fixes #55416

**Special notes for your reviewer**:

**Release note**:

```release-note
NONE
```

cluster/addons/fluentd-gcp/scaler-deployment.yaml

@@ -30,5 +30,7 @@ spec:
           value: 100m
         - name: MEMORY_REQUEST
           value: 200Mi
+        - name: CPU_LIMIT
+          value: 300m
         - name: MEMORY_LIMIT
-          value: 300Mi
+          value: 500Mi