FindICU: Add 'include' to the path suffixes
FindICU doesn't currently recognise the installation within homebrew as the headers are in an "include" directory. The variable related to the PATH_SUFFIXES is never set anywhere, so this is a simple fix.
FindICU doesn't currently recognise the installation within homebrew as the headers are in an "include" directory. The variable related to the PATH_SUFFIXES is never set anywhere, so this is a simple fix.