ESLint auto fixes

moneymgr_web/src/api/ApiClient.ts

@@ -44,7 +44,7 @@ export class APIClient {
    */
   static async exec(args: RequestParams): Promise<APIResponse> {
     let body: string | undefined | FormData = undefined;
-    let headers: any = {};
+    const headers: any = {};
 
     // JSON request
     if (args.jsonData) {
@@ -67,17 +67,17 @@ export class APIClient {
       const res: XMLHttpRequest = await new Promise((resolve, reject) => {
         const xhr = new XMLHttpRequest();
         xhr.upload.addEventListener("progress", (e) =>
-          args.upProgress!(e.loaded / e.total)
+          { args.upProgress!(e.loaded / e.total); }
         );
-        xhr.addEventListener("load", () => resolve(xhr));
+        xhr.addEventListener("load", () => { resolve(xhr); });
         xhr.addEventListener("error", () =>
-          reject(new Error("File upload failed"))
+          { reject(new Error("File upload failed")); }
         );
         xhr.addEventListener("abort", () =>
-          reject(new Error("File upload aborted"))
+          { reject(new Error("File upload aborted")); }
         );
         xhr.addEventListener("timeout", () =>
-          reject(new Error("File upload timeout"))
+          { reject(new Error("File upload timeout")); }
         );
         xhr.open(args.method, url, true);
         xhr.withCredentials = true;