Update code-scanning/codeql.yml

Co-authored-by: Henry Mercer <henrymercer@github.com>

Author: marcogario

code-scanning/codeql.yml

@@ -71,7 +71,7 @@ jobs:
     # to build your code.
     # ℹ️ Command-line programs to run using the OS shell.
     # 📚 See https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#jobsjob_idstepsrun
-    - if: ${{ matrix.build-mode == 'manual' }}
+    - if: matrix.build-mode == 'manual'
       run: |
         echo 'If you are using a "manual" build mode for one or more of the' \
           'languages you are analyzing, replace this with the commands to build' \