Remove unused gradle plugins

common/build.gradle

@@ -1,7 +1,8 @@
 plugins {
+    id 'idea'
     id 'java'
-    id 'org.spongepowered.gradle.vanilla' version '0.2.1-SNAPSHOT'
     id 'maven-publish'
+    id 'org.spongepowered.gradle.vanilla' version '0.2.1-SNAPSHOT'
 }
 
 archivesBaseName = "${mod_name}-common-${minecraft_version}"

fabric/build.gradle

@@ -1,7 +1,8 @@
 plugins {
-    id 'fabric-loom' version '1.2-SNAPSHOT'
-    id 'maven-publish'
+    id 'java'
     id 'idea'
+    id 'maven-publish'
+    id 'fabric-loom' version '1.2-SNAPSHOT'
 }
 
 archivesBaseName = "${mod_name}-fabric-${minecraft_version}"

forge/build.gradle

@@ -1,6 +1,5 @@
 plugins {
-    id 'java'
-    id 'eclipse'
+    id 'idea'
     id 'maven-publish'
     id 'net.minecraftforge.gradle' version '[6.0,6.2)'
 }