Update mysql:8.4.7 Docker digest to 5cdee9b (#1453)

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

Author: renovate[bot]

docker-compose.yml

@@ -80,7 +80,7 @@ services:
       - activitypub
 
   mysql:
-    image: mysql:8.4.7@sha256:b306273d4d36bc1a7f265130c3dd93c0462253af7634203e569add0403a7b273
+    image: mysql:8.4.7@sha256:5cdee9be17b6b7c804980be29d1bb0ba1536c7afaaed679fe0c1578ea0e3c233
     environment:
       - MYSQL_ROOT_PASSWORD=root
       - MYSQL_USER=ghost
@@ -222,7 +222,7 @@ services:
   mysql-testing:
     networks:
       - test_network
-    image: mysql:8.4.7@sha256:b306273d4d36bc1a7f265130c3dd93c0462253af7634203e569add0403a7b273
+    image: mysql:8.4.7@sha256:5cdee9be17b6b7c804980be29d1bb0ba1536c7afaaed679fe0c1578ea0e3c233
     environment:
       - MYSQL_ROOT_PASSWORD=root
       - MYSQL_USER=ghost

jobs/__template__/docker-compose.yml

@@ -1,6 +1,6 @@
 services:
   mysql-test:
-    image: mysql:8.4.7@sha256:b306273d4d36bc1a7f265130c3dd93c0462253af7634203e569add0403a7b273
+    image: mysql:8.4.7@sha256:5cdee9be17b6b7c804980be29d1bb0ba1536c7afaaed679fe0c1578ea0e3c233
     environment:
       MYSQL_ROOT_PASSWORD: root
       MYSQL_DATABASE: __JOB_NAME__

jobs/backfill-ghost-uuid/docker-compose.yml

@@ -1,6 +1,6 @@
 services:
   mysql-test:
-    image: mysql:8.4.7@sha256:b306273d4d36bc1a7f265130c3dd93c0462253af7634203e569add0403a7b273
+    image: mysql:8.4.7@sha256:5cdee9be17b6b7c804980be29d1bb0ba1536c7afaaed679fe0c1578ea0e3c233
     environment:
       MYSQL_ROOT_PASSWORD: root
       MYSQL_DATABASE: backfill-ghost-uuid

jobs/reconcile-account-topics/docker-compose.yml

@@ -1,6 +1,6 @@
 services:
   mysql-test:
-    image: mysql:8.4.7@sha256:b306273d4d36bc1a7f265130c3dd93c0462253af7634203e569add0403a7b273
+    image: mysql:8.4.7@sha256:5cdee9be17b6b7c804980be29d1bb0ba1536c7afaaed679fe0c1578ea0e3c233
     environment:
       MYSQL_ROOT_PASSWORD: root
       MYSQL_DATABASE: reconcile-account-topics