recipes:update mercure-notifier

Author: smnandre

ux.symfony.com/config/packages/notifier.yaml

@@ -1,6 +1,7 @@
 framework:
     notifier:
         chatter_transports:
+            # mercure: '%env(MERCURE_DSN)%'
             # MERCURE_DSN is defined in .env or should be set by you
             custom_mercure_chatter_transport: '%env(MERCURE_DSN)%'
         #    slack: '%env(SLACK_DSN)%'

ux.symfony.com/symfony.lock

@@ -390,12 +390,12 @@
         ]
     },
     "symfony/mercure-notifier": {
-        "version": "6.0",
+        "version": "6.4",
         "recipe": {
             "repo": "github.com/symfony/recipes",
             "branch": "main",
             "version": "5.3",
-            "ref": "ae4620ee823a67e41f65aabec525fa52c79a8b09"
+            "ref": "98a27687305d236709390ff01d7a6a9818735b97"
         }
     },
     "symfony/monolog-bridge": {