Chore: Convert background service registry to dskit module (#64062)

* Chore: Add initial support for deployment modes

* revert CLI changes and start modules independently

* add modules to codeowners

* additional comments

* add Engine and Manager interface to fix test issues

* convert background service registry to dskit module

* remove extra context from serviceListener logger

Co-authored-by: Will Browne <wbrowne@users.noreply.github.com>

* Remove whitespace

* fix import

* undo ide changes

* only register All by default

* with registry

* add test

* add comments

* re-add debug log

* fix import

* reorganize arg

* undo kind changes

* add provide service test

* fix import

* rejig systemd calls

* update codeowners

---------

Co-authored-by: Todd Treece <todd.treece@grafana.com>
Co-authored-by: Todd Treece <360020+toddtreece@users.noreply.github.com>

pkg/modules/dependencies.go

@@ -3,9 +3,11 @@ package modules
 const (
 	// All includes all modules necessary for Grafana to run as a standalone application.
 	All string = "all"
+	// BackgroundServices includes all Grafana services that run in the background
+	BackgroundServices string = "background-services"
 )
 
 // dependencyMap defines Module Targets => Dependencies
 var dependencyMap = map[string][]string{
-	All: {},
+	All: {BackgroundServices},
 }