build: prepare for v0.3.1 release [macata #68] (#69)

Author: DazedNConfused-

pom.xml

@@ -6,7 +6,7 @@
 
     <groupId>com.dazednconfused</groupId>
     <artifactId>macatalauncher</artifactId>
-    <version>0.3.0</version>
+    <version>0.3.1</version>
 
     <properties>
         <maven.compiler.source>11</maven.compiler.source>
@@ -338,4 +338,4 @@
         </dependency>
     </dependencies>
 
-</project>
+</project>