bump Ubuntu to v24.04 (#9302)

We've been testing against Ubuntu v24.04, but still building images
against v22.04. Bumping to align.

Author: ryanfoxtyler

.trunk/trunk.yaml

@@ -24,6 +24,7 @@ lint:
     - linters: [ALL]
       paths:
         - contrib/**
+        - "*.pb.go"
   enabled:
     - [email protected]
     - [email protected]

contrib/Dockerfile

@@ -4,8 +4,8 @@
 # This gets built as part of release.sh. Must be run from /tmp/build, with the linux binaries
 # already built and placed there.
 
-FROM ubuntu:22.04
-LABEL maintainer="Dgraph Labs <[email protected]>"
+FROM ubuntu:24.04
+LABEL maintainer="Hypermode Inc. <[email protected]>"
 
 # need to remove the cache of sources lists
 # apt-get Error Code 100