chore(deps): update mysql docker tag to v9 (#274)

renovate[bot] · web-flow · commit 59a88beabdd8 · 2024-08-19T19:57:28.000+09:00
Co-authored-by: renovate[bot] &lt;29139614+renovate[bot]@users.noreply.github.com&gt;
diff --git a/infra/docker/mysql/Dockerfile b/infra/docker/mysql/Dockerfile
@@ -1,4 +1,4 @@
-FROM mysql:8.4
+FROM mysql:9.0
 
 ENV TZ=UTC
 
