fix(bson-transpilers): pin antlr4 dependency to 4.7.2 (#2080)

Author: Anemy

package-lock.json

@@ -250,7 +250,7 @@
     "url": "git://github.com/mongodb-js/compass.git"
   },
   "dependencies": {
-    "@mongodb-js/compass-aggregations": "^7.2.0",
+    "@mongodb-js/compass-aggregations": "^7.2.1",
     "@mongodb-js/compass-app-stores": "^4.0.2",
     "@mongodb-js/compass-auth-kerberos": "^4.0.1",
     "@mongodb-js/compass-auth-ldap": "^4.0.1",