update-go-version: Don't add the go version if key is not in the workflow

If this script is run then all the workflow file have go version details
even the one which doesn't need. This PR first check if the workflow
file have go version key then only update it otherwise not.

- https://mikefarah.gitbook.io/yq/operators/has

Author: praveenkumar

update-go-version.sh

@@ -14,5 +14,7 @@ go mod edit -go ${golang_base_version} tools/go.mod
 sed -i "s,^\(FROM registry.ci.openshift.org/openshift/release:rhel-8-release-golang-\)1.[0-9]\+,\1${golang_base_version}," images/*/Dockerfile
 sed -i "s,^FROM registry.access.redhat.com/ubi8/go-toolset:[.0-9]\+,FROM registry.access.redhat.com/ubi8/go-toolset:${golang_base_version}," images/*/Dockerfile
 for f in .github/workflows/*.yml; do
-    yq eval --inplace ".jobs.build.strategy.matrix.go[0] = ${golang_base_version}" "$f";
+    if [ $(yq  eval '.jobs.build.strategy.matrix | has("go")' "$f") == "true" ]; then
+      yq eval --inplace ".jobs.build.strategy.matrix.go[0] = ${golang_base_version}" "$f";
+    fi
 done