[GitHub Action] Prepare for next development cycle

Author: eclipse-xpanse-bot

pom.xml

@@ -15,7 +15,7 @@
 	</parent>
 	<groupId>org.eclipse.xpanse.terraform.boot</groupId>
 	<artifactId>terraform-boot</artifactId>
-	<version>1.0.6</version>
+	<version>1.0.6-SNAPSHOT</version>
 	<name>terraform-boot</name>
 	<description>RESTful API Wrapper for Terraform</description>
 	<properties>