Revert "[maven-release-plugin] prepare release asterix-0.8.7-incubating"

This reverts commit 73e0936257d13f3c4d0efc96635a5ab8396928da.
diff --git a/asterix-maven-plugins/lexer-generator-maven-plugin/pom.xml b/asterix-maven-plugins/lexer-generator-maven-plugin/pom.xml
index 88d48a0..121f671 100644
--- a/asterix-maven-plugins/lexer-generator-maven-plugin/pom.xml
+++ b/asterix-maven-plugins/lexer-generator-maven-plugin/pom.xml
@@ -23,7 +23,7 @@
 	<parent>
 		<artifactId>asterix-maven-plugins</artifactId>
 		<groupId>org.apache.asterix</groupId>
-		<version>0.8.7-incubating</version>
+		<version>0.8.7-SNAPSHOT</version>
 	</parent>
 
   <packaging>maven-plugin</packaging>