Run setup-go for CodeQL to work with Go v1.21 (#6)

Signed-off-by: ZIV NEVO <NEVO@il.ibm.com>

.github/workflows/codeql-analysis.yml

@@ -30,6 +30,11 @@ jobs:
     - name: Checkout repository
       uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
 
+    - name: Set up Go
+      uses: actions/setup-go@0c52d547c9bc32b1aa3301fd7a9cb496313a4491
+      with:
+        go-version-file: ./go.mod
+
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
       uses: github/codeql-action/init@e8893c57a1f3a2b659b6b55564fdfdbbd2982911