Pin Go version in checks job to 1.25

Author: mxpv

.github/workflows/ci.yml

@@ -61,6 +61,8 @@ jobs:
 
     steps:
       - uses: actions/setup-go@v6
+        with:
+          go-version: 1.25
       - uses: actions/checkout@v6
       - uses: golangci/golangci-lint-action@v9