Update valkey/valkey Docker tag from 9.0.4 to v9.1.0 (docker-compose.yml) (#14896)

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

Author: renovate[bot]

docker-compose.yml

@@ -129,7 +129,7 @@ services:
     volumes:
       - defectdojo_postgres:/var/lib/postgresql/data
   valkey:
-    image: valkey/valkey:9.0.4-alpine@sha256:d1cc70645bbcef743615463a2fa4616e841407545e18f560aed0c49671a90147
+    image: valkey/valkey:9.1.0-alpine@sha256:a35428eba9043cc0b79dbe54100f0c92784f2de00ad09b01182bfb1c5c83d1bd
     volumes:
       # we keep using the redis volume as renaming is not possible and copying data over
       # would require steps during downtime or complex commands in the intializer