Upgrade CodeQL actions to version 4

Author: otakuu

.github/workflows/codeql.yml

@@ -29,7 +29,7 @@ jobs:
           distribution: 'temurin'
 
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@v3
+        uses: github/codeql-action/init@v4
         with:
           languages: java-kotlin
           build-mode: manual
@@ -38,6 +38,6 @@ jobs:
           ./gradlew buildPlugin
 
       - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@main
+        uses: github/codeql-action/analyze@v4
         with:
           category: "/language:java-kotlin"