Add separate parameter for updating nightly OLM files during release (#405)

Signed-off-by: Mykhailo Kuznietsov <mkuznets@redhat.com>

RELEASE.md

@@ -12,6 +12,7 @@ Export environment variables:
 ```
 Usage:   ./make-release.sh [RELEASE_VERSION] --release --release-olm-files --push-olm-files --push-git-changes --pull-requests
         --release: to release
+        --update-nightly-olm-files: generate new olm files for nightly version
         --release-olm-files: to release olm files
         --push-olm-files: to push OLM files to quay.io. This flag should be omitted
                 if already a greater version released. For instance, we are releasing 7.9.3 version but

make-release.sh

@@ -21,6 +21,7 @@ init() {
   PUSH_GIT_CHANGES=false
   CREATE_PULL_REQUESTS=false
   RELEASE_OLM_FILES=false
+  UPDATE_NIGHTLY_OLM_FILES=false
   RELEASE_DIR=$(cd "$(dirname "$0")"; pwd)
 
   if [[ $# -lt 1 ]]; then usage; exit; fi
@@ -32,6 +33,7 @@ init() {
       '--push-git-changes') PUSH_GIT_CHANGES=true; shift 0;;
       '--pull-requests') CREATE_PULL_REQUESTS=true; shift 0;;
       '--release-olm-files') RELEASE_OLM_FILES=true; shift 0;;
+      '--update-nightly-olm-files') UPDATE_NIGHTLY_OLM_FILES=true; shift 0;;
     '--help'|'-h') usage; exit;;
     esac
     shift 1
@@ -244,7 +246,9 @@ createPRToMasterBranch() {
 run() {
   checkoutToReleaseBranch
   releaseOperatorCode
-  updateNightlyOlmFiles
+  if [[ $UPDATE_NIGHTLY_OLM_FILES == "true" ]]; then
+    updateNightlyOlmFiles
+  fi
   if [[ $RELEASE_OLM_FILES == "true" ]]; then
     releaseOlmFiles
   fi