fix typo

Author: ddelgrosso1

src/common.ts

@@ -136,7 +136,7 @@ export interface GaxiosResponse<T = any> {
   request: GaxiosXMLHttpRequest;
 }
 
-export interface GaxioMultipartOptions {
+export interface GaxiosMultipartOptions {
   headers: Headers;
   content: string | Readable;
 }
@@ -181,7 +181,7 @@ export interface GaxiosOptions {
    */
   maxRedirects?: number;
   follow?: number;
-  multipart?: GaxioMultipartOptions[];
+  multipart?: GaxiosMultipartOptions[];
   params?: any;
   paramsSerializer?: (params: {[index: string]: string | number}) => string;
   timeout?: number;

src/gaxios.ts

@@ -21,7 +21,7 @@ import {URL} from 'url';
 
 import {
   FetchResponse,
-  GaxioMultipartOptions,
+  GaxiosMultipartOptions,
   GaxiosError,
   GaxiosOptions,
   GaxiosPromise,
@@ -439,7 +439,7 @@ export class Gaxios {
    * @param {string} boundary the boundary string to be placed between each part.
    */
   private async *getMultipartRequest(
-    multipartOptions: GaxioMultipartOptions[],
+    multipartOptions: GaxiosMultipartOptions[],
     boundary: string
   ) {
     const finale = `--${boundary}--`;