submodule: bump openthread from 905a22e to b212a0a

dependabot[bot] · web-flow · commit b94aa9e77ff1 · 2024-02-12T08:23:28.000Z
Bumps [openthread](https://github.com/openthread/openthread) from `905a22e` to `b212a0a`. - [Release notes](https://github.com/openthread/openthread/releases) - [Commits](openthread/openthread@905a22e...b212a0a) --- updated-dependencies: - dependency-name: openthread dependency-type: direct:production ... Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/openthread b/openthread
@@ -1 +1 @@
-Subproject commit 905a22e0c7ea2a50fd3b935c24eb200f83721455
+Subproject commit b212a0a748070ccbda765c3ebed2aab8b6b08fce
