grafana-iam: Implement resourcepermission update (#110891)

* first go at update implementation

* template tests

* SQL tests

* more tests

* set namespace for read resource permissions

* fix a bug with perms being removed right after they're added

* remove unwanted changes

* fix tests and check error

* PR feedback

* Update pkg/registry/apis/iam/resourcepermission/sql.go

---------

Co-authored-by: Gabriel MABILLE <gamab@users.noreply.github.com>

pkg/registry/apis/iam/resourcepermission/queries/permission_insert.sql

@@ -1,11 +1,11 @@
 INSERT INTO {{ .Ident .PermissionTable }} (role_id, action, scope, created, updated, kind, attribute, identifier)
 VALUES (
-    {{ .Arg $.RoleID }},
-    {{ .Arg $.Permission.Action }},
-    {{ .Arg $.Permission.Scope }},
-    {{ .Arg $.Now }},
-    {{ .Arg $.Now }},
-    {{ .Arg $.Permission.Kind }},
-    {{ .Arg $.Permission.Attribute }},
-    {{ .Arg $.Permission.Identifier }}
+    {{ .Arg .RoleID }},
+    {{ .Arg .Permission.Action }},
+    {{ .Arg .Permission.Scope }},
+    {{ .Arg .Now }},
+    {{ .Arg .Now }},
+    {{ .Arg .Permission.Kind }},
+    {{ .Arg .Permission.Attribute }},
+    {{ .Arg .Permission.Identifier }}
 )