Fix maven publish (#31)

* Add explicit maven artifactId with lowercase name of package: "2412robotlibrary" in order to fix publish failure

build.gradle

@@ -94,6 +94,7 @@ publishing {
     publications {
         gpr(MavenPublication) {
             from(components.java)
+            artifactId  = "2412robotlibrary"
         }
     }
 }