Decorate Matrix version on appservice login
@@ -338,7 +338,9 @@ user ID without a password.
Similarly, logging in as users needs API changes in order to allow the AS to
log in without needing the user's password. This is achieved by including the
`as_token` on a `/login` request, along with a login type of
-`m.login.application_service`.
+`m.login.application_service`:
+
+{{% added-in v="1.2" %}}
POST /_matrix/client/%CLIENT_MAJOR_VERSION%/login
Authorization: Bearer YourApplicationServiceTokenHere
