AuthZ service: Build folder tree and check inherited permissions (#98074)

* build folder tree and check inherited permissions

* don't fetch dashboards

* remove unused queries

pkg/services/authz/rbac/store/testdata/mysql--folder_query-folder_query.sql

@@ -0,0 +1,3 @@
+SELECT uid, parent_uid
+FROM `grafana`.`folder` as u
+WHERE u.org_id = 1

pkg/services/authz/rbac/store/testdata/postgres--folder_query-folder_query.sql

@@ -0,0 +1,3 @@
+SELECT uid, parent_uid
+FROM "grafana"."folder" as u
+WHERE u.org_id = 1

pkg/services/authz/rbac/store/testdata/sqlite--folder_query-folder_query.sql

@@ -0,0 +1,3 @@
+SELECT uid, parent_uid
+FROM "grafana"."folder" as u
+WHERE u.org_id = 1