chore: enforce min java version in pom (#314)

Author: sighphyre

pom.xml

@@ -182,7 +182,7 @@
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>3.13.0</version>
                 <configuration>
-                    <release>8</release>
+                    <release>11</release>
                     <encoding>UTF-8</encoding>
                 </configuration>
             </plugin>