corrected

	uses: actions/setup-cpp@v2

Author: ExcessPhase

.github/workflows/ci.yml

@@ -15,7 +15,7 @@ jobs:
       uses: actions/checkout@v2
 
     - name: Set up C++ environment
-      uses: actions/setup-cpp@v1
+      uses: actions/setup-cpp@v2
       with:
         compiler: 'gcc'