gmrender-resurrect: disable on musl configurations

gmrender-resurrect: disable on musl configurations

gmrender-resurrect uses <error.h>, which isn't available on musl
configuration, so let's disable this package in such situations.

Fixes:

  http://autobuild.buildroot.net/results/96a280a8115cd01d64670e4caf2471d3ee4581d9/
  (and numerous similar build failures)

Cc: kei-k@ca2.so-net.ne.jp <kei-k@ca2.so-net.ne.jp>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Reviewed-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>