Merge "[Thread] remove OT_ERROR_DETACHED" into main am: f54f07dbb8

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2972792

Change-Id: Idbd01dcb1134bec6aafbe43f2a3952713d0ccfbc
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>