New Xcode version

Demo/Kingfisher-Demo.xcodeproj/project.pbxproj

@@ -519,7 +519,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 1100;
-				LastUpgradeCheck = 1240;
+				LastUpgradeCheck = 1250;
 				ORGANIZATIONNAME = "Wei Wang";
 				TargetAttributes = {
 					4B2944541C3D03880088C3E7 = {

Kingfisher.xcodeproj/project.pbxproj

@@ -723,7 +723,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 0720;
-				LastUpgradeCheck = 1240;
+				LastUpgradeCheck = 1250;
 				ORGANIZATIONNAME = "Wei Wang";
 				TargetAttributes = {
 					D1ED2D341AD2D09F00CFC3EB = {

Kingfisher.xcodeproj/xcshareddata/xcschemes/Kingfisher.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1240"
+   LastUpgradeVersion = "1250"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"