Potential fix for code scanning alert no. 2: Workflow does not contain permissions (#205)

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>

Author: aaguiarz

.github/workflows/main.yaml

@@ -13,6 +13,8 @@ concurrency:
 jobs:
   test:
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
 
     strategy:
       fail-fast: false