Includes mmctl into the mono-repo (#23091)

* Includes mmctl into the mono-repo

* Update to use the new public module paths

* Adds docs check to the mmctl CI

* Fix public utils import path

* Tidy up modules

* Fix linter

* Update CI tasks to use the new file structure

* Update CI references

.github/workflows/server-test-template.yml

@@ -54,4 +54,4 @@ jobs:
             -v ~/work/mattermost:/mattermost \
             -w /mattermost/mattermost/server \
             $BUILD_IMAGE \
-            make test-server$RACE_MODE BUILD_NUMBER=$GITHUB_HEAD_REF-$GITHUB_RUN_ID TESTFLAGS= TESTFLAGSEE= 
+            make test-server$RACE_MODE BUILD_NUMBER=$GITHUB_HEAD_REF-$GITHUB_RUN_ID TESTFLAGS= TESTFLAGSEE=