Merge pull request #7599 from Roasbeef/sweeper-rebroadcaster-interaction

sweep: remove conflicted sweep txns from the rebroadcaster

docs/release-notes/release-notes-0.16.1.md

@@ -97,12 +97,18 @@ available](https://github.com/lightningnetwork/lnd/pull/7529).
   funding manager would error out if no persisted initial forwarding policy is 
   found for a channel. 
 
+* The internal rebroacaster [will no longer continue to rebroadcast stale
+  sweeper transactions (have a conflict mined or in the
+  mempool)](https://github.com/lightningnetwork/lnd/pull/7599).
+
+
 # Contributors (Alphabetical Order)
 
 * ardevd
 * Elle Mouton
 * hieblmi
 * Oliver Gugger
+* Olaoluwa Osuntokun
 * Pierre Beugnet
 * Tommy Volk
 * Yong Yu