Add permissions value

Author: rajkowski

.github/workflows/ant.yml

@@ -16,6 +16,8 @@ jobs:
       matrix:
         os: [ubuntu-latest, windows-latest]
     runs-on: ${{ matrix.os }}
+    permissions:
+      contents: read
     steps:
     - uses: actions/checkout@v7
     - uses: actions/setup-java@v5