Update build.gradle

Author: intisy

build.gradle

@@ -1,6 +1,5 @@
 plugins {
     id "java"
-    id "application"
     id "com.github.johnrengelman.shadow" version "8.1.1"
     id "io.github.intisy.online-gradle" version "1.7.2"
 }
@@ -19,11 +18,6 @@ repositories {
     mavenCentral()
 }
 
-java {
-    sourceCompatibility = JavaVersion.VERSION_1_8
-    targetCompatibility = JavaVersion.VERSION_1_8
-}
-
 dependencies {
     implementation("com.github.docker-java:docker-java:3.5.1") {
         exclude group: "com.github.docker-java", module: "docker-java-transport-jersey"