version bump to 2.16.4 + changelog

CHANGELOG.md

 # Changelog
 
+### Version 2.16.4
+
+* Fix minor regression introduced in 2.16.4
+
 ### Version 2.16.3
 
 * exclude older Oppo devices from call integration

build.gradle

@@ -104,8 +104,8 @@ android {
     defaultConfig {
         minSdkVersion 23
         targetSdkVersion 34
-        versionCode 42114
-        versionName "2.16.3"
+        versionCode 42115
+        versionName "2.16.4"
         archivesBaseName += "-$versionName"
         applicationId "eu.siacs.conversations"
         resValue "string", "applicationId", applicationId