build: Allow internal contributors to test workflows that use pull_request_target (#502)

Workflow changes will run using pull_request event.

Author: dlipovetsky

.github/workflows/build-dev.yaml

@@ -6,7 +6,12 @@ on:
     branches:
       - main
       - 'release-*'
+  pull_request:
+    paths:
+    - '.github/**'
   pull_request_target:
+    paths-ignore:
+    - '.github/**'
 jobs:
   build-container:
     runs-on: ubuntu-latest

.github/workflows/synopsys.yaml

@@ -1,10 +1,15 @@
 name: Black Duck Policy Check
 on:
-  pull_request_target:
   push:
     branches:
       - main
       - 'release-*'
+  pull_request:
+    paths:
+    - '.github/**'
+  pull_request_target:
+    paths-ignore:
+    - '.github/**'
 
 jobs:
   security: