Bump almalinux from 8 to 9 in /ci in the docker group

Bumps the docker group in /ci with 1 update: almalinux.


Updates `almalinux` from 8 to 9

---
updated-dependencies:
- dependency-name: almalinux
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: docker
...

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

ci/Dockerfile

@@ -1,4 +1,4 @@
-FROM docker.io/almalinux:8@sha256:e87da8566de5f0a10e0e6acdb7ca43da4ef97a114130691d7dd737d6923c863d
+FROM docker.io/almalinux:9@sha256:ff4f72c2c65badbc7deea85a035d13b6fc5160b97777939e97479921c57a3cd7
 
 ARG USER=wam-builder
 ARG USER_UID