fix: stabilize CLA GitHub Action configuration

- Fix workflow syntax
- Enable pull_request_target and issue_comment triggers
- Remove workflow_dispatch
- Improve conditional safety check
- Format workflow file

Author: silabs-NgaNg

.github/workflows/01-CLA-Assistant.yml

@@ -2,11 +2,10 @@ name: 01-CLA-Assistant
 ## This workflow is used for public repositories
 
 on:
-  workflow_dispatch:
- #issue_comment:
- #  types: [created]
- #pull_request_target:
- #  types: [opened,closed,synchronize,reopened]
+  issue_comment:
+    types: [created]
+  pull_request_target:
+    types: [opened,closed,synchronize,reopened]
 
 permissions:
   actions: write
@@ -28,7 +27,7 @@ jobs:
           repositories: contributor-license-agreements
 
       - name: "CLA Assistant"
-        if: ${{ contains(github.event.comment.body, 'I have read the CLA Document and I hereby sign the CLA') }} || github.event_name == 'pull_request_target'
+        if: ${{ github.event_name == 'pull_request_target' || (github.event_name == 'issue_comment' && contains(github.event.comment.body, 'I have read the CLA Document and I hereby sign the CLA')) }}
         uses: SiliconLabsSoftware/action-cla-assistant@silabs_flavour_v2
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/04-TruffleHog-Security-Scan.yml

@@ -1,11 +1,11 @@
 name: 04-TruffleHog-Security-Scan
 on:
-    pull_request:
-        branches:
-            - main
-            - master
-            - develop
-            - "release/**"
+  pull_request:
+    branches:
+      - main
+      - master
+      - develop
+      - "release/**"
 jobs:
   trufflehog_scan:
     runs-on: ubuntu-24.04