[BUGFIX] CodeQL suggestion: set "build-mode" to "autobuild".

Author: Gonzalo Diaz

.github/workflows/codeql.yml

@@ -26,7 +26,7 @@ on: # yamllint disable-line rule:truthy
     #        │  │ │ │ │
     #        │  │ │ │ │
     #        *  * * * *
-    - cron: '24 19 * * 3'
+    - cron: "24 19 * * 3"
 
 jobs:
   analyze:
@@ -37,8 +37,7 @@ jobs:
     #   - https://gh.io/using-larger-runners (GitHub.com only)
     # Consider using larger runners or machines with greater resources
     # for possible analysis time improvements.
-    runs-on:
-      ${{ (matrix.language == 'swift' && 'macos-latest') || 'ubuntu-latest' }}
+    runs-on: ${{ (matrix.language == 'swift' && 'macos-latest') || 'ubuntu-latest' }}
     timeout-minutes: ${{ (matrix.language == 'swift' && 120) || 360 }}
     permissions:
       # required for all workflows
@@ -56,7 +55,7 @@ jobs:
       matrix:
         include:
           - language: csharp
-            build-mode: none
+            build-mode: autobuild
             # yamllint disable rule:line-length
             # CodeQL supports the following values keywords for 'language': 'c-cpp', 'csharp', 'go', 'java-kotlin', 'javascript-typescript', 'python', 'ruby', 'swift'
             # Use `c-cpp` to analyze code written in C, C++ or both