Remove indentation in Vertex AI API Not Enabled Error

Author: dlarocque

packages/vertexai/src/requests/request.ts

@@ -166,13 +166,13 @@ export async function makeRequest(
       ) {
         throw new VertexAIError(
           VertexAIErrorCode.API_NOT_ENABLED,
-          `The Vertex AI in Firebase SDK requires the Vertex AI in Firebase
-          API ('firebasevertexai.googleapis.com') to be enabled in your
-          Firebase project. Enable this API by visiting the Firebase Console
-          at https://console.firebase.google.com/project/${url.apiSettings.project}/genai/
-          and clicking "Get started". If you enabled this API recently,
-          wait a few minutes for the action to propagate to our systems and
-          then retry.`,
+          `The Vertex AI in Firebase SDK requires the Vertex AI in Firebase ` +
+          `API ('firebasevertexai.googleapis.com') to be enabled in your ` +
+          `Firebase project. Enable this API by visiting the Firebase Console ` +
+          `at https://console.firebase.google.com/project/${url.apiSettings.project}/genai/ ` +
+          `and clicking "Get started". If you enabled this API recently, ` +
+          `wait a few minutes for the action to propagate to our systems and ` +
+          `then retry.`,
           {
             status: response.status,
             statusText: response.statusText,