Format all files with no breaking changes

Lint all files using `npm run lint -- --fix`.
Format all files using `prettier --write "**/*.{ts,tsx,js,jsx,json}"`

No breaking change, only code style is modified.

Gitlab: #29
Change-Id: I4f034a7fb4d3eea10bcd3e38b44a65a1046de62f
diff --git a/client/src/components/loading.js b/client/src/components/loading.js
index a928a22..d9836e1 100644
--- a/client/src/components/loading.js
+++ b/client/src/components/loading.js
@@ -1,7 +1,9 @@
 import { CircularProgress, Container } from '@mui/material';
 
 export default function LoadingPage() {
-    return <Container style={{ textAlign: "center" }}>
-        <CircularProgress style={{ margin: 32 }} />
+  return (
+    <Container style={{ textAlign: 'center' }}>
+      <CircularProgress style={{ margin: 32 }} />
     </Container>
-}
\ No newline at end of file
+  );
+}