Fix project development language (* -> en)

PIA VPN.xcodeproj/project.pbxproj

@@ -1000,7 +1000,7 @@
 			};
 			buildConfigurationList = 291C6377183EBC210039EC03 /* Build configuration list for PBXProject "PIA VPN" */;
 			compatibilityVersion = "Xcode 3.2";
-			developmentRegion = English;
+			developmentRegion = en;
 			hasScannedForEncodings = 0;
 			knownRegions = (
 				en,

PIA VPN/Info.plist

@@ -3,7 +3,7 @@
 <plist version="1.0">
 <dict>
 	<key>CFBundleDevelopmentRegion</key>
-	<string>en_US</string>
+	<string>en</string>
 	<key>CFBundleExecutable</key>
 	<string>${EXECUTABLE_NAME}</string>
 	<key>CFBundleIdentifier</key>