Resolve localization warnings (#28046)

Summary:
Resolve Xcode localization warnings in template

## Changelog

[iOS] [Fixed] - Resolve localization warnings
Pull Request resolved: #28046

Test Plan: Create a fresh template app, localization warnings should not happen.

Differential Revision: D19873686

Pulled By: hramos

fbshipit-source-id: 5db0e7da1048899c4049fe991bc354a6798dfb06

template/ios/HelloWorld.xcodeproj/project.pbxproj

@@ -240,7 +240,7 @@
 		83CBB9F71A601CBA00E9B192 /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 0940;
+				LastUpgradeCheck = 1130;
 				TargetAttributes = {
 					00E356ED1AD99517003FC87E = {
 						CreatedOnToolsVersion = 6.2;
@@ -262,10 +262,9 @@
 			};
 			buildConfigurationList = 83CBB9FA1A601CBA00E9B192 /* Build configuration list for PBXProject "HelloWorld" */;
 			compatibilityVersion = "Xcode 3.2";
-			developmentRegion = English;
+			developmentRegion = en;
 			hasScannedForEncodings = 0;
 			knownRegions = (
-				English,
 				en,
 				Base,
 			);
@@ -645,6 +644,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_ANALYZER_LOCALIZABILITY_NONLOCALIZED = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
@@ -704,6 +704,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_ANALYZER_LOCALIZABILITY_NONLOCALIZED = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;