do_stash_locale doesn't run in fakeroot context, do_install does. We therefore
shouldn't delete files that do_install has added or it leaves potentially
problemtic entries in the fakeroot database. Leaving the files around
doesn't change or break anything else.
(From OE-Core rev: f18817f5340d06f7b4bb846a83b48731a1b9c4bc)
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>