Migrate to codeql 4 (#3004)

See https://github.blog/changelog/2025-10-28-upcoming-deprecation-of-codeql-action-v3/

Author: mgravell

.github/workflows/codeql.yml

@@ -22,6 +22,7 @@ jobs:
       fail-fast: false
       matrix:
         language: [ 'csharp' ]
+        build-mode: manual
         # CodeQL supports [ 'cpp', 'csharp', 'go', 'java', 'javascript', 'python', 'ruby' ]
         # Use only 'java' to analyze code written in Java, Kotlin or both
         # Use only 'javascript' to analyze code written in JavaScript, TypeScript or both
@@ -40,7 +41,7 @@ jobs:
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
-      uses: github/codeql-action/init@v3
+      uses: github/codeql-action/init@v4
       with:
         languages: ${{ matrix.language }}
         # If you wish to specify custom queries, you can do so here or in a config file.
@@ -55,6 +56,6 @@ jobs:
       run: dotnet build Build.csproj -c Release /p:CI=true
 
     - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@v3
+      uses: github/codeql-action/analyze@v4
       with:
-        category: "/language:${{matrix.language}}"
+        category: "/language:${{matrix.language}}"