Make message added for Darwin OSI quirk more terse

The verbose message was way too verbose. Make it terse.

MFC after: 1 week
MFC with: 052a791b00 ("acpi: add Darwin OSI quirk for Apple Mac hardware")
Requested by: kib

(cherry picked from commit 9c666de5b339d3c8f9bf3963691e4310e7d159cb)