build(version): release version 2.0.0 (#724)

Author: ebaron

pom.xml

@@ -5,7 +5,7 @@
 <modelVersion>4.0.0</modelVersion>
 <groupId>io.cryostat</groupId>
 <artifactId>cryostat</artifactId>
-<version>2.0.0-SNAPSHOT</version>
+<version>2.0.0</version>
 <packaging>jar</packaging>
 <name>cryostat</name>
 <url>http://maven.apache.org</url>