fix: (INTMDB-1312) It is not possible to add breaking change label to PR (#1647)

Author: andreaangiolillo

.github/pr-labeler.yml

@@ -1,7 +1,7 @@
 version: 1
 labels:
   - label: "breaking-change"
-    title: "*!*"
+    title: "!"
   - label: "enhancement"
     title: "feat:*"
   - label: "enhancement"