[Gradle, JS] Support custom display name in npm versions generator

^KT-42921 fixed

libraries/tools/kotlin-gradle-plugin-npm-versions-codegen/src/main/kotlin/org/jetbrains/kotlin/generators/gradle/targets/js/NpmPackages.kt

@@ -8,10 +8,12 @@ package org.jetbrains.kotlin.generators.gradle.targets.js
 val npmPackages = listOf(
     NpmPackage("dukat", "0.5.8-rc.4"),
     NpmPackage("webpack"),
+    NpmPackage("webpack", "4.46.0", "webpack4"),
     NpmPackage("webpack-cli"),
     NpmPackage("webpack-bundle-analyzer"),
     NpmPackage("webpack-dev-server"),
     NpmPackage("source-map-loader"),
+    NpmPackage("source-map-loader", "1.1.3", "sourceMapLoader1"),
     NpmPackage("source-map-support"),
     NpmPackage("css-loader"),
     NpmPackage("style-loader"),
@@ -34,5 +36,6 @@ val npmPackages = listOf(
 
 data class NpmPackage(
     val name: String,
-    val version: String? = null
+    val version: String? = null,
+    val displayName: String = name
 )

libraries/tools/kotlin-gradle-plugin-npm-versions-codegen/src/main/kotlin/org/jetbrains/kotlin/generators/gradle/targets/js/VersionFetcher.kt

@@ -22,10 +22,10 @@ class VersionFetcher : AutoCloseable {
         return coroutineScope {
             npmPackages
                 .filter { it.version != null }
-                .map { HardcodedPackageInformation(it.name, it.version!!) } +
+                .map { HardcodedPackageInformation(it.displayName, it.version!!) } +
                     npmPackages
                         .filter { it.version == null }
-                        .map { async { fetchPackageInformationAsync(it.name) } }
+                        .map { async { it.displayName to fetchPackageInformationAsync(it.name) } }
                         .map { fetched ->
                             val (packageName, value) = fetched.await()
                             val fetchedPackageInformation = Gson().fromJson(value, FetchedPackageInformation::class.java)
@@ -37,14 +37,16 @@ class VersionFetcher : AutoCloseable {
         }
     }
 
-    private suspend fun fetchPackageInformationAsync(packageName: String): Pair<String, String> {
+    private suspend fun fetchPackageInformationAsync(
+        packageName: String,
+    ): String {
         val packagePath =
             if (packageName.startsWith("@"))
                 "@" + encodeURIComponent(packageName)
             else
                 encodeURIComponent(packageName)
 
-        return (packageName to client.get<String>("http://registry.npmjs.org/$packagePath"))
+        return client.get("http://registry.npmjs.org/$packagePath")
     }
 
     override fun close() {