Update probot lib

Author: jeanp413

components/server/package.json

@@ -82,7 +82,7 @@
     "passport-dummy": "^0.0.1",
     "passport-gitlab2": "5.0.0",
     "passport-http": "^0.3.0",
-    "probot": "12.1.1",
+    "probot": "^12.3.1",
     "prom-client": "^14.2.0",
     "rate-limiter-flexible": "^2.3.6",
     "redlock": "^5.0.0-beta.2",