Merge pull request #3 from CheatBreakerNet/dependabot/maven/com.google.guava-guava-23.0

Bump com.google.guava:guava from 15.0 to 23.0

Author: ShonP40

pom.xml

@@ -37,7 +37,7 @@
         <dependency>
             <groupId>com.google.guava</groupId>
             <artifactId>guava</artifactId>
-            <version>15.0</version>
+            <version>23.0</version>
         </dependency>
         <dependency>
             <groupId>io.netty</groupId>