feat: updated mobile header (#1004)

**Description:**

- Updated mobile header with respect to latest designs 

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit

- **New Features**
- Added a new `showText` property to the `MenuSwitcher` component to
control text visibility.
- Added a `textSectionClassName` property to the `AvatarWithText`
component for conditional text section styling.
- Updated the `CommandDialog` and `DialogContent` components with new
positioning and styling properties.

- **Style Updates**
- Adjusted text size responsiveness in the `Hero` component for various
screen sizes.
- Modified text truncation and input styling in the `Widget` component.
- Changed the width of the `SheetContent` element in `MobileNavigation`
and adjusted footer layout.

- **Documentation**
  - Added instructions for certificate placement in `SIGNING.md`.

- **Refactor**
- Standardized type imports across various components and utilities for
improved type checking.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

---------

Signed-off-by: Adithya Krishna <adithya@documenso.com>
Signed-off-by: Adithya Krishna <aadithya794@gmail.com>
Co-authored-by: David Nguyen <davidngu28@gmail.com>

apps/marketing/src/app/(marketing)/oss-friends/container.tsx

@@ -2,13 +2,14 @@
 
 import Link from 'next/link';
 
-import { Variants, motion } from 'framer-motion';
+import type { Variants } from 'framer-motion';
+import { motion } from 'framer-motion';
 
 import { cn } from '@documenso/ui/lib/utils';
 import { Button } from '@documenso/ui/primitives/button';
 import { Card, CardContent, CardTitle } from '@documenso/ui/primitives/card';
 
-import { TOSSFriendsSchema } from './schema';
+import type { TOSSFriendsSchema } from './schema';
 
 const ContainerVariants: Variants = {
   initial: {