fix webpack warning (#139)

Signed-off-by: Yan Zhang <yanzh@microsoft.com>

src/handler/GenerateProjectHandler.ts

@@ -148,7 +148,7 @@ async function specifyPackaging(): Promise<string> {
 }
 
 async function specifyBootVersion(manager: ServiceManager): Promise<string> {
-    const bootVersion: { value: IValue, label: string } = await vscode.window.showQuickPick(
+    const bootVersion: { value: IValue, label: string } = await vscode.window.showQuickPick<{ value: IValue, label: string }>(
         // @ts-ignore
         manager.getBootVersions().then(versions => versions.map(v => ({ value: v, label: v.name }))),
         { ignoreFocusOut: true, placeHolder: "Specify Spring Boot version." }

webpack.config.js

@@ -21,6 +21,8 @@ const config = {
     },
     externals: {
         vscode: "commonjs vscode", // the vscode-module is created on-the-fly and must be excluded. Add other modules that cannot be webpack'ed, 📖 -> https://webpack.js.org/configuration/externals/
+        'applicationinsights-native-metrics': 'commonjs applicationinsights-native-metrics', // ignored because we don't ship native module
+        '@opentelemetry/tracing': 'commonjs @opentelemetry/tracing'
     },
     devtool: 'source-map',
     resolve: { // support reading TypeScript and JavaScript files, 📖 -> https://github.com/TypeStrong/ts-loader