Bump golang from 1.21.3-bullseye to 1.21.4-bullseye#1602

ibm-ci-bot merged 1 commit intomasterIBM/ibm-common-service-operator:masterfrom

dependabot/docker/master/golang-1.21.4-bullseyeIBM/ibm-common-service-operator:dependabot/docker/master/golang-1.21.4-bullseyeCopy head branch name to clipboard