message: docs: Indicate `HttpClientModule` being imported
  PR Close
diff: @@ -22,7 +22,7 @@ Make `HttpClient` available everywhere in the application in two steps. First, a
  <code-example path="toh-pt6/src/app/app.module.ts" region="import-http-client" header="src/app/app.module.ts (HttpClientModule import)">
  </code-example>
  -Next, still in the `AppModule`, add `HttpClient` to the `imports` array:
  +Next, still in the `AppModule`, add `HttpClientModule` to the `imports` array:
  <code-example path="toh-pt6/src/app/app.module.ts" region="import-httpclientmodule" header="src/app/app.module.ts (imports array excerpt)">
  </code-example>
  