FLEXample project Xcode 12 update

Fix warning in FLEXample

Example/FLEXample.xcodeproj/project.pbxproj

@@ -201,7 +201,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 1130;
-				LastUpgradeCheck = 1130;
+				LastUpgradeCheck = 1200;
 				ORGANIZATIONNAME = Flipboard;
 				TargetAttributes = {
 					C386D6CB2419975A00699085 = {
@@ -327,8 +327,9 @@
 				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
-				CLANG_WARN_STRICT_PROTOTYPES = YES;
+				CLANG_WARN_STRICT_PROTOTYPES = NO;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
 				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
@@ -387,8 +388,9 @@
 				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
-				CLANG_WARN_STRICT_PROTOTYPES = YES;
+				CLANG_WARN_STRICT_PROTOTYPES = NO;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
 				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
@@ -426,7 +428,7 @@
 				DEVELOPMENT_TEAM = S6N2F22V2Z;
 				ENABLE_PREVIEWS = YES;
 				INFOPLIST_FILE = "FLEXample/Supporting Files/Info.plist";
-				IPHONEOS_DEPLOYMENT_TARGET = 10.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 13.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -451,7 +453,7 @@
 				DEVELOPMENT_TEAM = S6N2F22V2Z;
 				ENABLE_PREVIEWS = YES;
 				INFOPLIST_FILE = "FLEXample/Supporting Files/Info.plist";
-				IPHONEOS_DEPLOYMENT_TARGET = 10.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 13.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",