Update pom.xml to publish new release to JitPack v2.1.0 (#21)

Author: Sarah Schattschneider

pom.xml

@@ -7,7 +7,7 @@
     <groupId>com.github.blueapron</groupId>
     <artifactId>kafka-connect-protobuf-converter</artifactId>
     <packaging>jar</packaging>
-    <version>2.0.1</version>
+    <version>2.1.0</version>
 
     <properties>
         <protobuf.version>3.4.0</protobuf.version>