Update versions.json

Author: fabpot

.github/versions.json

@@ -627,6 +627,9 @@
             "6.2",
             "6.3"
         ],
+        "symfony/remote-event": [
+            "6.3"
+        ],
         "symfony/ring-central-notifier": [
             "6.3"
         ],
@@ -907,6 +910,9 @@
             "6.2",
             "6.3"
         ],
+        "symfony/webhook": [
+            "6.3"
+        ],
         "symfony/workflow": [
             "5.4",
             "6.0",