update GH action checkout due to node deprecation

Author: heckj

.github/workflows/build.yml

@@ -23,7 +23,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v2
@@ -51,7 +51,7 @@ jobs:
 
     steps:
     - name: Checkout Project
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Show Build Version
       run: xcodebuild -version