Potential fix for code scanning alert no. 4: Workflow does not contain permissions

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

Author: hanseartic

.github/workflows/test.yml

@@ -2,6 +2,8 @@
 # Run unit test and the action itself
 ##
 name: Unit Test
+permissions:
+ contents: read
 on:
  pull_request:
  push: