Update dependency org.apache.maven.plugins:maven-compiler-plugin to v3.12.1

Author: renovate[bot]

CompareFrameworks/dropwizard-hello-world/pom.xml

@@ -104,7 +104,7 @@
             </plugin>
             <plugin>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.11.0</version>
+                <version>3.12.1</version>
                 <configuration>
                     <source>1.8</source>
                     <target>1.8</target>