Revert unnecessary change for compiler plugin.

leadpony · leadpony · commit 54d843189cd1 · 2019-03-17T14:06:22.000+09:00
Signed-off-by: leadpony &lt;dev@leadpony.org&gt;
diff --git a/pom.xml b/pom.xml
@@ -373,7 +373,6 @@
                             <groupId>org.apache.maven.plugins</groupId>
                             <artifactId>maven-compiler-plugin</artifactId>
                             <configuration>
-                                <source>8</source>
                                 <release>8</release>
                             </configuration>
                             <executions>
