add changes for regex (#1429)

Author: ramanujbhattacharjee93

deployment/mergebranch-webhook-deployment/ServiceGroupRoot/Scripts/pushWebhookToAcr.sh

@@ -22,7 +22,7 @@ AZ_ACR_IMPORT_FORCE=""
 
 
 TAG="appmonitoring-$SOURCE_IMAGE_TAG-rc-$SOURCE_IMAGE_BUILD_ID"
-if [[ "$TAG" =~ ^appmonitoring-([^-]+(?:-[^-]+)*)-rc-[0-9]+$ ]]; then
+if [[ "$TAG" =~ ^appmonitoring-(.+)-rc-[0-9]+$ ]]; then
   WEBHOOK_IMAGE_TAG_SUFFIX="${BASH_REMATCH[1]}"
   echo "$WEBHOOK_IMAGE_TAG_SUFFIX"  # Output: 1.0.0-beta.4
 else