Update mattermost library (#2152)

* Update mattermost library

* Fix linting

vendor/github.com/vmihailenco/msgpack/v5/CHANGELOG.md

@@ -1,3 +1,12 @@
+## [5.4.1](https://github.com/vmihailenco/msgpack/compare/v5.4.0...v5.4.1) (2023-10-26)
+
+
+### Bug Fixes
+
+* **reflect:** not assignable to type ([edeaedd](https://github.com/vmihailenco/msgpack/commit/edeaeddb2d51868df8c6ff2d8a218b527aeaf5fd))
+
+
+
 # [5.4.0](https://github.com/vmihailenco/msgpack/compare/v5.3.6...v5.4.0) (2023-10-01)
 
 

vendor/github.com/vmihailenco/msgpack/v5/decode_value.go

@@ -128,7 +128,7 @@ func ptrValueDecoder(typ reflect.Type) decoderFunc {
 	return func(d *Decoder, v reflect.Value) error {
 		if d.hasNilCode() {
 			if !v.IsNil() {
-				v.Set(d.newValue(typ))
+				v.Set(d.newValue(typ).Elem())
 			}
 			return d.DecodeNil()
 		}

vendor/github.com/vmihailenco/msgpack/v5/package.json

@@ -1,4 +1,4 @@
 {
   "name": "msgpack",
-  "version": "5.4.0"
+  "version": "5.4.1"
 }

vendor/github.com/vmihailenco/msgpack/v5/version.go

@@ -2,5 +2,5 @@ package msgpack
 
 // Version is the current release version.
 func Version() string {
-	return "5.4.0"
+	return "5.4.1"
 }