Bump the database-containers group

Bumps the database-containers group in /build/container/database with 4 updates: cockroachdb/cockroach, mariadb, gvenzl/oracle-free and postgres.


Updates `cockroachdb/cockroach` from v25.2.3 to v25.3.0

Updates `mariadb` from 11.8.2 to 12.0.2

Updates `gvenzl/oracle-free` from 23.8-slim-faststart to 23.9-slim-faststart

Updates `postgres` from 17.5 to 17.6

---
updated-dependencies:
- dependency-name: cockroachdb/cockroach
  dependency-version: v25.3.0
  dependency-type: direct:production
  dependency-group: database-containers
- dependency-name: mariadb
  dependency-version: 12.0.2
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: database-containers
- dependency-name: gvenzl/oracle-free
  dependency-version: 23.9-slim-faststart
  dependency-type: direct:production
  dependency-group: database-containers
- dependency-name: postgres
  dependency-version: '17.6'
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: database-containers
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

build/container/database/cockroachdb.Dockerfile

@@ -1,3 +1,3 @@
 # CockroachDB
 # See https://hub.docker.com/r/cockroachdb/cockroach/tags
-FROM docker.io/cockroachdb/cockroach:v25.2.3
+FROM docker.io/cockroachdb/cockroach:v25.3.0

build/container/database/mariadb.Dockerfile

@@ -1,3 +1,3 @@
 # MariaDB
 # See https://hub.docker.com/_/mariadb/tags
-FROM docker.io/mariadb:11.8.2
+FROM docker.io/mariadb:12.0.2

build/container/database/oracle.Dockerfile

@@ -1,3 +1,3 @@
 # Oracle
 # See https://hub.docker.com/r/gvenzl/oracle-free/tags
-FROM docker.io/gvenzl/oracle-free:23.8-slim-faststart
+FROM docker.io/gvenzl/oracle-free:23.9-slim-faststart

build/container/database/postgresql.Dockerfile

@@ -1,3 +1,3 @@
 # PostgreSQL
 # See https://hub.docker.com/_/postgres
-FROM docker.io/postgres:17.5
+FROM docker.io/postgres:17.6