all: use reflect.TypeFor now available in Go 1.22 (#11078)

Updates #cleanup

Signed-off-by: Joe Tsai <joetsai@digital-static.net>

wgengine/router/router_test.go

@@ -26,7 +26,7 @@ func TestConfigEqual(t *testing.T) {
 		"SubnetRoutes", "SNATSubnetRoutes", "NetfilterMode",
 		"NetfilterKind",
 	}
-	configType := reflect.TypeOf(Config{})
+	configType := reflect.TypeFor[Config]()
 	configFields := []string{}
 	for i := 0; i < configType.NumField(); i++ {
 		configFields = append(configFields, configType.Field(i).Name)

wgengine/wgint/wgint.go

@@ -20,7 +20,7 @@ var (
 )
 
 func getPeerStatsOffset(name string) uintptr {
-	peerType := reflect.TypeOf(device.Peer{})
+	peerType := reflect.TypeFor[device.Peer]()
 	field, ok := peerType.FieldByName(name)
 	if !ok {
 		panic("no " + name + " field in device.Peer")