Schemas: Replace registry generation and github workflow (#83490)

* Create small registries for core and composable kinds

* Update workflow with new registries

* Fix imports in plugin schemas and deleted old registry generation files

* Remove verification and maturity

* Modify registries and add missing composable information to make schemas in kind-registry work

* Add missing aliases

* Remove unused templates

* Remove kinds verification

* Format generated code

* Add gen header

* Delete unused code and clean path in composable template

* Delete kind-registry loader

* Delete unused code

* Update License link

* Update codeowners path

* Sort imports

* More cleanup

* Remove verify-kinds.yml from codeowners

* Fix lint

* Update composable_kidns

* Fix cue extension

* Restore verify-kinds to avoid to push outdated kind's registry

* Fix composable format

* Restore code owners for verify-kinds

* Remove verify check

pkg/codegen/tmpl.go

@@ -7,7 +7,6 @@ import (
 	"time"
 
 	"github.com/grafana/codejen"
-	"github.com/grafana/kindsys"
 )
 
 // All the parsed templates in the tmpl subdirectory
@@ -33,11 +32,7 @@ type (
 		From          string
 		Leader        string
 	}
-	tvars_kind_registry struct {
-		PackageName       string
-		KindPackagePrefix string
-		Kinds             []kindsys.Core
-	}
+
 	tvars_resource struct {
 		PackageName string
 		KindName    string
@@ -51,4 +46,13 @@ type (
 	tvars_status struct {
 		PackageName string
 	}
+
+	tvars_registry struct {
+		Schemas []Schema
+	}
+
+	Schema struct {
+		Name     string
+		FilePath string
+	}
 )