MPP wizard: drop some target names to use defaults instead

idea/idea-gradle/src/org/jetbrains/kotlin/idea/configuration/KotlinGradleMobileSharedMultiplatformModuleBuilder.kt

@@ -145,7 +145,7 @@ class KotlinGradleMobileSharedMultiplatformModuleBuilder : KotlinGradleAbstractM
             apply plugin: 'maven-publish'
 
             kotlin {
-                jvm("$jvmTargetName")
+                jvm()
                 // This is for iPhone emulator
                 // Switch here to iosArm64 (or iosArm32) to build library for iPhone device
                 iosX64("$nativeTargetName") {

idea/idea-gradle/src/org/jetbrains/kotlin/idea/configuration/KotlinGradleSharedMultiplatformModuleBuilder.kt

@@ -181,8 +181,8 @@ class KotlinGradleSharedMultiplatformModuleBuilder : KotlinGradleAbstractMultipl
             apply plugin: 'maven-publish'
 
             kotlin {
-                jvm("$jvmTargetName")
+                jvm()
-                js("$jsTargetName")
+                js()
                 // For ARM, should be changed to iosArm32 or iosArm64
                 // For Linux, should be changed to e.g. linuxX64
                 // For MacOS, should be changed to e.g. macosX64

idea/idea-gradle/src/org/jetbrains/kotlin/idea/configuration/KotlinGradleWebMultiplatformModuleBuilder.kt

@@ -236,8 +236,8 @@ class KotlinGradleWebMultiplatformModuleBuilder : KotlinGradleAbstractMultiplatf
             def logback_version = '1.2.3'
 
             kotlin {
-                jvm("$jvmTargetName")
+                jvm()
-                js("$jsTargetName") {
+                js() {
                     compilations.all {
                         kotlinOptions {
                             languageVersion = "1.3"