Implement mechanism to remove and add shared user in album on web (#369)

* AFixed overlay issue of modal

* Added modal with existing user

* Added custom scrollbar to all pages

* Fixed Document is not define when access document DOM node in browswer

* Added context menu

* Added api to remove user from album

* Handle user leave album

* Added share button to non-shared album

* Added padding to album viewer:

* Fixed margin top of asset selection page

* Fixed issue cannot push to dockerhub

web/src/lib/components/album-page/user-selection-modal.svelte

@@ -50,7 +50,7 @@
 		</span>
 	</svelte:fragment>
 
-	<div class="max-h-[400px] overflow-y-auto immich-scrollbar">
+	<div class=" max-h-[400px] overflow-y-auto immich-scrollbar">
 		{#if selectedUsers.size > 0}
 			<div class="flex gap-4 py-2 px-5 overflow-x-auto place-items-center mb-2">
 				<p class="font-medium">To</p>