build: update gnulib submodule to latest

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

Mon, 15 Nov 2021 23:13:11 +0000 (15:13 -0800)

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

Mon, 15 Nov 2021 23:26:19 +0000 (15:26 -0800)
author Paul Eggert <eggert@cs.ucla.edu>
Mon, 15 Nov 2021 23:13:11 +0000 (15:13 -0800)
committer Paul Eggert <eggert@cs.ucla.edu>
Mon, 15 Nov 2021 23:26:19 +0000 (15:26 -0800)
diff --git a/gnulib b/gnulib

index dd0af10fa597a95ffe5f4f110ef5edefc2f680bc..4db8db34112b86ddf8bac48f16b5acff732b5fa9 160000 (submodule)
--- a/gnulib
+++ b/gnulib
@@ -1 +1 @@
-Subproject commit dd0af10fa597a95ffe5f4f110ef5edefc2f680bc
+Subproject commit 4db8db34112b86ddf8bac48f16b5acff732b5fa9
author	Paul Eggert <eggert@cs.ucla.edu>
	Mon, 15 Nov 2021 23:13:11 +0000 (15:13 -0800)
committer	Paul Eggert <eggert@cs.ucla.edu>
	Mon, 15 Nov 2021 23:26:19 +0000 (15:26 -0800)