Fix React.xcodeproj by adding recently added RCTI18nUtil.* files

Summary:
88c6e7a / D3446871 broke the OSS version of React where React.xcodeproj isn't autogenerated.

**Test plan:** UIExplorer example works again.
Closes facebook#8288

Differential Revision: D3466246

Pulled By: javache

fbshipit-source-id: 1240b755b0df54ddfde016d0122640293e50caeb

Author: philikon

React/React.xcodeproj/project.pbxproj

@@ -75,6 +75,7 @@
 		14F7A0F01BDA714B003C6C10 /* RCTFPSGraph.m in Sources */ = {isa = PBXBuildFile; fileRef = 14F7A0EF1BDA714B003C6C10 /* RCTFPSGraph.m */; };
 		191E3EBE1C29D9AF00C180A6 /* RCTRefreshControlManager.m in Sources */ = {isa = PBXBuildFile; fileRef = 191E3EBD1C29D9AF00C180A6 /* RCTRefreshControlManager.m */; };
 		191E3EC11C29DC3800C180A6 /* RCTRefreshControl.m in Sources */ = {isa = PBXBuildFile; fileRef = 191E3EC01C29DC3800C180A6 /* RCTRefreshControl.m */; };
+		352DCFF01D19F4C20056D623 /* RCTI18nUtil.m in Sources */ = {isa = PBXBuildFile; fileRef = 352DCFEF1D19F4C20056D623 /* RCTI18nUtil.m */; };
 		391E86A41C623EC800009732 /* RCTTouchEvent.m in Sources */ = {isa = PBXBuildFile; fileRef = 391E86A21C623EC800009732 /* RCTTouchEvent.m */; };
 		3D1E68DB1CABD13900DD7465 /* RCTDisplayLink.m in Sources */ = {isa = PBXBuildFile; fileRef = 3D1E68D91CABD13900DD7465 /* RCTDisplayLink.m */; };
 		58114A161AAE854800E7D092 /* RCTPicker.m in Sources */ = {isa = PBXBuildFile; fileRef = 58114A131AAE854800E7D092 /* RCTPicker.m */; };
@@ -259,6 +260,8 @@
 		191E3EBD1C29D9AF00C180A6 /* RCTRefreshControlManager.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = RCTRefreshControlManager.m; sourceTree = "<group>"; };
 		191E3EBF1C29DC3800C180A6 /* RCTRefreshControl.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RCTRefreshControl.h; sourceTree = "<group>"; };
 		191E3EC01C29DC3800C180A6 /* RCTRefreshControl.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = RCTRefreshControl.m; sourceTree = "<group>"; };
+		352DCFEE1D19F4C20056D623 /* RCTI18nUtil.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RCTI18nUtil.h; sourceTree = "<group>"; };
+		352DCFEF1D19F4C20056D623 /* RCTI18nUtil.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = RCTI18nUtil.m; sourceTree = "<group>"; };
 		391E86A21C623EC800009732 /* RCTTouchEvent.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = RCTTouchEvent.m; sourceTree = "<group>"; };
 		391E86A31C623EC800009732 /* RCTTouchEvent.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RCTTouchEvent.h; sourceTree = "<group>"; };
 		3D1E68D81CABD13900DD7465 /* RCTDisplayLink.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RCTDisplayLink.h; sourceTree = "<group>"; };
@@ -369,6 +372,8 @@
 				000E6CEA1AB0E980000CDF4D /* RCTSourceCode.m */,
 				13723B4E1A82FD3C00F88898 /* RCTStatusBarManager.h */,
 				13723B4F1A82FD3C00F88898 /* RCTStatusBarManager.m */,
+				352DCFEE1D19F4C20056D623 /* RCTI18nUtil.h */,
+				352DCFEF1D19F4C20056D623 /* RCTI18nUtil.m */,
 				13D9FEEC1CDCD93000158BD7 /* RCTKeyboardObserver.h */,
 				13D9FEED1CDCD93000158BD7 /* RCTKeyboardObserver.m */,
 				13B07FED1A69327A00A75B9A /* RCTTiming.h */,
@@ -687,6 +692,7 @@
 				133CAE8E1B8E5CFD00F6AD92 /* RCTDatePicker.m in Sources */,
 				14C2CA761B3AC64F00E6CBB2 /* RCTFrameUpdate.m in Sources */,
 				13B07FEF1A69327A00A75B9A /* RCTAlertManager.m in Sources */,
+				352DCFF01D19F4C20056D623 /* RCTI18nUtil.m in Sources */,
 				83CBBACC1A6023D300E9B192 /* RCTConvert.m in Sources */,
 				131B6AF41AF1093D00FFC3E0 /* RCTSegmentedControl.m in Sources */,
 				830A229E1A66C68A008503DA /* RCTRootView.m in Sources */,