Remove duplicate pt-BR entry from Xcode knownRegions.

meetings_app.xcodeproj/project.pbxproj

@@ -105,7 +105,6 @@
 				"pt-BR",
 				"zh-Hans",
 				"zh-Hant",
-				"pt-BR",
 			);
 			mainGroup = 13AF5D992F83DE22001BE867;
 			minimizedProjectReferenceProxies = 1;