[maven-release-plugin] prepare release v0.4.0

pom.xml

@@ -34,7 +34,7 @@ POSSIBILITY OF SUCH DAMAGE.
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>gov.nasa.pds</groupId>
 	<artifactId>registry-api-service</artifactId>
-	<version>0.4.0-SNAPSHOT</version>
+	<version>0.4.0</version>
 	<name>gov.nasa.pds.api.registry-service</name>
 	<description>registry api service contributing to the PDS federated API</description>
 	<properties>
@@ -117,7 +117,7 @@ POSSIBILITY OF SUCH DAMAGE.
 		<url>https://github.com/NASA-PDS/registry-api-service</url>
 		<connection>scm:git:[email protected]/NASA-PDS/registry-api-service.git</connection>
 		<developerConnection>scm:git:[email protected]:NASA-PDS/registry-api-service.git</developerConnection>
-    <tag>HEAD</tag>
+    <tag>v0.4.0</tag>
   </scm>
 
 
@@ -271,13 +271,13 @@ POSSIBILITY OF SUCH DAMAGE.
 		<dependency>
 			<groupId>gov.nasa.pds</groupId>
 			<artifactId>api</artifactId>
-			<version>0.4.0-SNAPSHOT</version>
+			<version>0.4.0</version>
 		</dependency>
 
 		<dependency>
 			<groupId>gov.nasa.pds</groupId>
 			<artifactId>api-search-query-lexer</artifactId>
-			<version>1.0.0-SNAPSHOT</version>
+			<version>1.0.0</version>
 		</dependency>
 
 		<dependency>