format(tree-wide): prettier

- Fixed inconsistent tab width and quotes

Signed-off-by: Noa Virellia <noa@requiem.garden>

src/content/docs/en/index.mdx

@@ -1,17 +1,17 @@
 ---
-title: "Nix CN"
+title: 'Nix CN'
 description: Explore a reproducible future with the Nix CN community
 template: splash
 hero:
-  tagline: Explore a reproducible future with the Nix CN community
-  image:
-    file: ../../../assets/nix-flake-logo.svg
-  actions:
-    - text: "Meetup #2 Attendee Guide"
-      link: /en/meetup-2-guide
-      icon: right-arrow
-    - text: Join the event group
-      link: https://t.me/nixcnmeetup
-      icon: external
-      variant: minimal
+    tagline: Explore a reproducible future with the Nix CN community
+    image:
+        file: ../../../assets/nix-flake-logo.svg
+    actions:
+        - text: 'Meetup #2 Attendee Guide'
+          link: /en/meetup-2-guide
+          icon: right-arrow
+        - text: Join the event group
+          link: https://t.me/nixcnmeetup
+          icon: external
+          variant: minimal
 ---