chore(deps): update dependency go to 1.24.x

Author: renovate[bot]

.github/workflows/ci.yaml

@@ -50,7 +50,7 @@ jobs:
     - name: Setup Go environment
       uses: actions/setup-go@f111f3307d8850f501ac008e886eec1fd1932a34 # v5.3.0
       with:
-        go-version: '1.21.x'
+        go-version: '1.24.x'
 
     # at some point this should just be replaced with something that can bring up a sigstore test env
     - name: Install Fulcio