fix federation path /_matrix/federation/v1/version

Author: shcherbak

charts/synapse/Chart.yaml

@@ -1,3 +1,3 @@
 ---
 name: synapse
-version: 0.18.2
+version: 0.18.3

charts/synapse/values.yaml

@@ -233,7 +233,7 @@ ingress:
     - "/_matrix/federation/v1/user/devices/"
     - "/_matrix/key/v2/query"
     - "/_matrix/federation/v1/hierarchy/"
-    - "_matrix/federation/v1/version"
+    - "/_matrix/federation/v1/version"
     # Inbound federation transaction request
     - "/_matrix/federation/v1/send/"
   accountData: