Remove MACOSX_DEPLOYMENT_TARGET from xcode project

Author: olilarkin

TemplateProject/projects/TemplateProject-macOS.xcodeproj/project.pbxproj

@@ -3162,7 +3162,6 @@
 					"$(inherited)",
 					"@loader_path/Frameworks",
 				);
-				MACOSX_DEPLOYMENT_TARGET = 10.14;
 				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
 				MTL_FAST_MATH = YES;
 				OTHER_LDFLAGS = (
@@ -3224,7 +3223,6 @@
 					"$(inherited)",
 					"@loader_path/Frameworks",
 				);
-				MACOSX_DEPLOYMENT_TARGET = 10.14;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				MTL_FAST_MATH = YES;
 				OTHER_LDFLAGS = (
@@ -3286,7 +3284,6 @@
 					"$(inherited)",
 					"@loader_path/Frameworks",
 				);
-				MACOSX_DEPLOYMENT_TARGET = 10.14;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				MTL_FAST_MATH = YES;
 				OTHER_LDFLAGS = (