style(css): remove text-gradient in favor of solid blue color

shop/app/globals.css

@@ -106,6 +106,6 @@
   }
 
   .text-gradient {
-    @apply bg-clip-text text-transparent bg-gradient-to-r from-sky-500 to-blue-600 dark:from-primary dark:to-blue-400;
+    @apply text-blue-500 dark:text-blue-400;
   }
 }