Increase deployment target for tests as well

Author: ianyh

Amethyst.xcodeproj/project.pbxproj

@@ -1120,7 +1120,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				INFOPLIST_FILE = AmethystTests/Info.plist;
-				MACOSX_DEPLOYMENT_TARGET = 10.15;
+				MACOSX_DEPLOYMENT_TARGET = 11;
 				MTL_ENABLE_DEBUG_INFO = YES;
 				OTHER_SWIFT_FLAGS = "$(inherited)";
 				PRODUCT_BUNDLE_IDENTIFIER = com.amethyst.AmethystTests;
@@ -1153,7 +1153,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				INFOPLIST_FILE = AmethystTests/Info.plist;
-				MACOSX_DEPLOYMENT_TARGET = 10.15;
+				MACOSX_DEPLOYMENT_TARGET = 11;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				OTHER_SWIFT_FLAGS = "$(inherited)";
 				PRODUCT_BUNDLE_IDENTIFIER = com.amethyst.AmethystTests;