RBAC: Add userLogin filter to the permission search endpoint (#81137)

* RBAC: Search add user login filter

* Switch to a userService resolving instead

* Remove unused error

* Fallback to use the cache

* account for userID filter

* Account for the error

* snake case

* Add test cases

* Add api tests

* Fix return on error

* Re-order imports

pkg/cmd/grafana-cli/commands/conflict_user_command.go

@@ -71,7 +71,7 @@ func initializeConflictResolver(cmd *utils.ContextCommandLine, f Formatter, ctx
 	if err != nil {
 		return nil, fmt.Errorf("%v: %w", "failed to get feature management service", err)
 	}
-	acService, err := acimpl.ProvideService(cfg, s, routing, nil, nil, featMgmt)
+	acService, err := acimpl.ProvideService(cfg, s, routing, nil, nil, nil, featMgmt)
 	if err != nil {
 		return nil, fmt.Errorf("%v: %w", "failed to get access control", err)
 	}