Potential fix for code scanning alert no. 3: Workflow does not contain permissions

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

Author: VisualBean

.github/workflows/ci.yml

@@ -35,6 +35,8 @@ jobs:
   build:
 
     runs-on: ${{ matrix.os }}
+    permissions:
+      contents: read
     strategy:
       matrix:
         os:  [ windows-latest, macos-latest ]