Change from source, target to release in POM compiler

Signed-off-by: Gary O'Neall <gary@sourceauditor.com>

Author: goneall

pom.xml

@@ -153,8 +153,7 @@
 				<artifactId>maven-compiler-plugin</artifactId>
 				<version>3.6.1</version>
 				<configuration>
-					<source>11</source>
-					<target>11</target>
+					<release>11</release>
 					<encoding>${project.build.sourceEncoding}</encoding>
 					<showDeprecation>true</showDeprecation>
 					<showWarnings>true</showWarnings>