Merge pull request #4596 from markjaquith/issue/Icon-macOS-carriage-return

Use a character class to ignore Icon\r directories

Global/macOS.gitignore

@@ -2,9 +2,7 @@
 .DS_Store
 .AppleDouble
 .LSOverride
-
-# Icon must end with two \r
-Icon
+Icon[
]
 
 # Thumbnails
 ._*