run auto fix lint

src/utils/helpers/createRandomString.ts

@@ -2,7 +2,7 @@
 const chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
 
 export function createRandomString(n: number): string {
-    let str: string = "";
+    let str = "";
 
     for (let i = 0; i < n; ++i) {
         str += chars.charAt(Math.floor(Math.random() * chars.length));