Fix infinite recursion in RCTSettingsManager init

Reviewed By: fromcelticpark

Differential Revision: D5592555

fbshipit-source-id: edf5cdd91f057879edb22b8883902fec99b2d2cc

Libraries/Settings/RCTSettingsManager.h

@@ -13,6 +13,6 @@
 
 @interface RCTSettingsManager : NSObject <RCTBridgeModule>
 
-- (instancetype)initWithUserDefaults:(NSUserDefaults *)defaults;
+- (instancetype)initWithUserDefaults:(NSUserDefaults *)defaults NS_DESIGNATED_INITIALIZER;
 
 @end

Libraries/Settings/RCTSettingsManager.m

@@ -36,7 +36,7 @@ RCT_EXPORT_MODULE()
 
 - (instancetype)initWithUserDefaults:(NSUserDefaults *)defaults
 {
-  if ((self = [self init])) {
+  if ((self = [super init])) {
     _defaults = defaults;