Release 3.4.3

Author: WojciechMazur

Diff for: project/Build.scala

@@ -86,7 +86,7 @@ object Build {
   // We don't set reference version to 3.4.2 as it contains a binary compatibility bug we're fixing in 3.4.3
   val referenceVersion = "3.4.1"
 
-  val baseVersion = "3.4.3-RC1"
+  val baseVersion = "3.4.3"
 
   // LTS or Next
   val versionLine = "Next"