Update mysql Docker tag to v8.4.7 (#709)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

services/database/docker-compose.mysql.yml

@@ -2,7 +2,7 @@ version: '3'
 
 services:
   mysql:
-    image: mysql:8.4.6
+    image: mysql:8.4.7
     container_name: mysql
     restart: unless-stopped
     healthcheck: