2.6.x (#4495)

* Polish /#3695 : @reference field can't refer its' @service Bean in same JVM from v2.6.6

* Polish /#4348 : [ISSUE] Nacos Dubbo Registry can't sense the change of service instances

* Polish /#4487 : [Version] Update version to be 2.6.7

* Polish /#4487 : Revert to 2.6.7-SNAPSHOT

distribution/pom.xml

@@ -250,7 +250,7 @@
         <profile>
             <id>release</id>
             <build>
-                <finalName>apache-dubbo-incubating-${project.version}</finalName>
+                <finalName>apache-dubbo-${project.version}</finalName>
                 <plugins>
                     <plugin>
                         <artifactId>maven-assembly-plugin</artifactId>