refactor: migrate create user form to immich ui (#15350)

* refactor: migrate create user form to immich ui

* minor styling tweak

* remove unintentional commit

* revert formating diff

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Co-authored-by: Alex Tran <alex.tran1502@gmail.com>

web/src/routes/auth/change-password/+page.svelte

@@ -51,9 +51,7 @@
 
       <Field label={$t('confirm_password')} required>
         <PasswordInput bind:value={passwordConfirm} autocomplete="new-password" />
-        {#if errorMessage}
-          <HelperText color="danger">{errorMessage}</HelperText>
-        {/if}
+        <HelperText color="danger">{errorMessage}</HelperText>
       </Field>
 
       <div class="my-5 flex w-full">

web/src/routes/auth/login/+page.svelte

@@ -131,7 +131,7 @@
         <div class="inline-flex w-full items-center justify-center mt-4">
           <hr class="my-4 h-px w-3/4 border-0 bg-gray-200 dark:bg-gray-600" />
           <span
-            class="absolute left-1/2 -translate-x-1/2 bg-white px-3 font-medium text-gray-900 dark:bg-immich-dark-gray dark:text-white"
+            class="absolute left-1/2 -translate-x-1/2 bg-gray-50 px-3 font-medium text-gray-900 dark:bg-neutral-900 dark:text-white"
           >
             {$t('or').toUpperCase()}
           </span>