[review v15] Update Gnulib to the latest git version

[Christian Biesinger (Code Review)]

Christian Biesinger has posted comments on this change.

Change URL: https://gnutoolchain-gerrit.osci.io/r/c/binutils-gdb/+/681
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Patch Set 15:

I am going to push this now.

Unfortunately, it seems everyone will have to delete gnulib/config.cache and/or gdb/config.cache after this update or builds will fail. I will send a note to gdb@ about this.


-- 
Gerrit-Project: binutils-gdb
Gerrit-Branch: master
Gerrit-Change-Id: I9c2b07a3046baecfb664e21b2644353ea888dbfa
Gerrit-Change-Number: 681
Gerrit-PatchSet: 15
Gerrit-Owner: Christian Biesinger <cbiesinger@google.com>
Gerrit-Reviewer: Christian Biesinger <cbiesinger@google.com>
Gerrit-Reviewer: Simon Marchi <simon.marchi@polymtl.ca>
Gerrit-Reviewer: Tom Tromey <tromey@sourceware.org>
Gerrit-CC: Pedro Alves <palves@redhat.com>
Gerrit-Comment-Date: Mon, 16 Dec 2019 18:17:58 +0000
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