Update cimg/go Docker tag to v1.22

Author: renovate[bot]

.circleci/config.yml

@@ -2,7 +2,7 @@ version: 2
 jobs:
   app:
     docker:
-      - image: cimg/go:1.21
+      - image: cimg/go:1.22
 
     steps:
       - checkout
@@ -25,7 +25,7 @@ jobs:
 
   publish-github-release:
     docker:
-      - image: cimg/go:1.21
+      - image: cimg/go:1.22
     steps:
       - attach_workspace:
           at: .