fix: Add missing permissions for integration test jobs in CI workflow

Author: mpartipilo

.github/workflows/test-on-weaviate-version.yml

@@ -23,6 +23,8 @@ on:
 jobs:
   integration-quick:
     name: Quick Integration Tests - v${{ inputs.weaviate-version }}
+    permissions:
+      contents: read
     uses: ./.github/workflows/integration-test.yml
     secrets: inherit
     with:
@@ -33,7 +35,9 @@ jobs:
 
   integration-slow:
     name: Slow Integration Tests - v${{ inputs.weaviate-version }}
-    needs: [integration-quick]
+    permissions:
+      contents: read
+    needs: [integration-rbac]
     if: ${{ inputs.run-slow-tests }}
     uses: ./.github/workflows/integration-test.yml
     secrets: inherit
@@ -45,6 +49,8 @@ jobs:
 
   integration-rbac:
     name: RBAC Integration Tests - v${{ inputs.weaviate-version }}
+    permissions:
+      contents: read
     needs: [integration-quick]
     if: ${{ inputs.run-slow-tests }}
     uses: ./.github/workflows/integration-test.yml