update sign up snapshot as the button size has been changed

frontend/src/app/__tests__/__snapshots__/pages.test.tsx.snap

@@ -494,7 +494,7 @@ exports[`Page Snapshot tests Sign-up Snapshot test 1`] = `
         </div>
       </div>
       <button
-        class="z-0 group relative inline-flex items-center justify-center box-border appearance-none select-none whitespace-nowrap font-normal subpixel-antialiased overflow-hidden tap-highlight-transparent outline-none data-[focus-visible=true]:z-10 data-[focus-visible=true]:outline-2 data-[focus-visible=true]:outline-focus data-[focus-visible=true]:outline-offset-2 px-unit-3 min-w-unit-16 h-unit-8 text-tiny gap-unit-2 rounded-small [&>svg]:max-w-[theme(spacing.unit-8)] data-[pressed=true]:scale-[0.97] transition-transform-colors-opacity motion-reduce:transition-none bg-primary text-primary-foreground data-[hover=true]:opacity-hover"
+        class="z-0 group relative inline-flex items-center justify-center box-border appearance-none select-none whitespace-nowrap font-normal subpixel-antialiased overflow-hidden tap-highlight-transparent outline-none data-[focus-visible=true]:z-10 data-[focus-visible=true]:outline-2 data-[focus-visible=true]:outline-focus data-[focus-visible=true]:outline-offset-2 px-unit-3 min-w-unit-16 h-unit-8 text-tiny gap-unit-2 rounded-small [&>svg]:max-w-[theme(spacing.unit-8)] data-[pressed=true]:scale-[0.97] transition-transform-colors-opacity motion-reduce:transition-none bg-primary text-primary-foreground data-[hover=true]:opacity-hover w-full"
         type="submit"
       >