build: update gnulib submodule to latest

author Paul Eggert <eggert@cs.ucla.edu>

Fri, 31 Dec 2021 08:45:03 +0000 (00:45 -0800)

committer Paul Eggert <eggert@cs.ucla.edu>

Fri, 31 Dec 2021 18:53:29 +0000 (10:53 -0800)
author Paul Eggert <eggert@cs.ucla.edu>
Fri, 31 Dec 2021 08:45:03 +0000 (00:45 -0800)
committer Paul Eggert <eggert@cs.ucla.edu>
Fri, 31 Dec 2021 18:53:29 +0000 (10:53 -0800)
diff --git a/gnulib b/gnulib

index 8220e0f0b5f46ff61e1d19f8a1614508fa162abd..972be3cee24d6e9b84de7250c5bc7f078ac1a19d 160000 (submodule)
--- a/gnulib
+++ b/gnulib
@@ -1 +1 @@
-Subproject commit 8220e0f0b5f46ff61e1d19f8a1614508fa162abd
+Subproject commit 972be3cee24d6e9b84de7250c5bc7f078ac1a19d
author	Paul Eggert <eggert@cs.ucla.edu>
	Fri, 31 Dec 2021 08:45:03 +0000 (00:45 -0800)
committer	Paul Eggert <eggert@cs.ucla.edu>
	Fri, 31 Dec 2021 18:53:29 +0000 (10:53 -0800)