Reformat all project files to use the prettier config file.

client/src/pages/sign-in/sign-in.page.jsx

@@ -2,9 +2,9 @@ import React from "react";
 import SignIn from "../../components/sign-in-form/sign-in-form.component";
 
 export default function SignInPage() {
-    return (
-        <div>
-            <SignIn/>
-        </div>
-    );
+  return (
+    <div>
+      <SignIn />
+    </div>
+  );
 }