submodule: bump openthread from 00076af to 7761b81 (#670)

dependabot[bot] · web-flow · commit 5007a0957cbd · 2024-01-23T06:58:53.000-08:00
Bumps [openthread](https://github.com/openthread/openthread) from `00076af` to `7761b81`. - [Commits](openthread/openthread@00076af...7761b81) --- updated-dependencies: - dependency-name: openthread dependency-type: direct:production ... Signed-off-by: dependabot[bot] <support@github.com> Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
diff --git a/openthread b/openthread
@@ -1 +1 @@
-Subproject commit 00076aff3ae571db7c90509ec9dc293457098c35
+Subproject commit 7761b81d23b10b3d5ee21b8504c67535cde10896
