feat(profile-header): update social share hashtags on X

- Updated `profile-header.tsx` to include additional hashtags, "Crypto" and "Blockchain," in the share URL for X (formerly Twitter).
- Helps improve post visibility and align with platform focus.

src/sections/user/profile-header.tsx

@@ -62,7 +62,7 @@ const shareLinks = [
   {
     icon: 'mingcute:social-x-line',
     label: 'X',
-    url: `https://x.com/share/?url=${encodeURIComponent(urlToShare)}&text=Visit%20my%20profile%20on%20Watchit&hashtags=Watchit`,
+    url: `https://x.com/share/?url=${encodeURIComponent(urlToShare)}&text=Visit%20my%20profile%20on%20Watchit&hashtags=Watchit,Crypto,Blockchain`,
   },
   {
     icon: 'mdi:facebook',