Added explicit permissions to xplat workflow

.github/workflows/pr-xplat-build-test.yml

@@ -2,40 +2,36 @@
 on:
   pull_request:
     branches: [ 'master' ]
-    paths:
-      - 'libvlmath/**'
-      - 'toolchains/**'
-      - 'CMake**.**'
 
 jobs:
   check-files:
     runs-on: ubuntu-latest
     permissions:
       contents: read
-    outputs: 
+    outputs:
       files_found: ${{ steps.found-files.outputs.files_found }}
 
     steps:
       - uses: actions/checkout@v4
       - id: changed-files
         uses: tj-actions/changed-files@v47.0.1
-        with: 
+        with:
           base_sha: ${{ github.base_ref }}
           files: |
             libvlmath/**
             toolchains/**
             CMake**.**
       - shell: bash
         id: found-files
-        run: echo "files_found=${{ steps.changed-files.outputs.any_modified }}" >> $GITHUB_OUTPUT
+        run: echo files_found=${{ steps.changed-files.outputs.any_modified }} >> $GITHUB_OUTPUT
 
   build:
     runs-on: ubuntu-latest
     needs: check-files
-    if: ${{ needs.check-files.outputs.files_found }}
+    if: needs.check-files.outputs.files_found == 'true'
     permissions:
       contents: read
-    
+
     strategy:
       fail-fast: true
       matrix:
@@ -50,7 +46,7 @@ jobs:
             compiler: gcc
           - target: linux
             compiler: mingw64
-    
+
     steps:
       - uses: VolcanusLucis/.github/.github/actions/build-cmake-project-presets@master
         with:
@@ -63,6 +59,7 @@ jobs:
 
   verify-compilation-task:
     if: always()
+    permissions: {}
     runs-on: ubuntu-latest
     needs: [check-files, build]
     steps: