Drop the local patches for supporting musl, as they are
either subsumed in the backport or are not needed anymore
(From OE-Core rev: 8109e87c32381bd2c8cacde213091dd0b381774c)
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>