Merge bitcoin#18139: doc: Add missing author to 0.19.1 release notes

facbdc0 doc: Add missing author to 0.19.1 release notes (MarcoFalke)

Pull request description:

  Commit 88729d8 is in 0.19, but the author is not in the release notes.

ACKs for top commit:
  practicalswift:
    ACK facbdc0 - credit where credit is due :)

Tree-SHA512: 5e65bdb6d1e2318143c978f7e69e2c22f09dc257d92c5a88c52da43b12b812ebbe1a9202382545d8dfd3bc1ca1927543cfeb1d2e5d6da98c1e90bc26765cb8b4

Author: laanwj

doc/release-notes.md

@@ -52,7 +52,7 @@ distribution provides binaries for the RISC-V platform.
 ### Wallet
 - #17643 Fix origfee return for bumpfee with feerate arg (instagibbs)
 - #16963 Fix `unique_ptr` usage in boost::signals2 (promag)
-- #17258 Fix issue with conflicted mempool tx in listsinceblock (adamjonas)
+- #17258 Fix issue with conflicted mempool tx in listsinceblock (adamjonas, mchrostowski)
 - #17924 Bug: IsUsedDestination shouldn't use key id as script id for ScriptHash (instagibbs)
 - #17621 IsUsedDestination should count any known single-key address (instagibbs)
 - #17843 Reset reused transactions cache (fjahr)
@@ -107,6 +107,7 @@ Thanks to everyone who directly contributed to this release:
 - Karl-Johan Alm
 - Luke Dashjr
 - MarcoFalke
+- Michael Chrostowski
 - Russell Yanofsky
 - Wladimir J. van der Laan