Improve speed of transactions page (#1752)

* Make demo data more realistic

* Fix N+1 transactions query

* Lint fixes

* Totals query

* Consolidate stats calcs

* Fix preload

* Fix filter clearing

* Fix N+1 queries for family sync detection

* Reduce queries for rendering transfers

* Fix tests

* Remove flaky test

app/views/accounts/show/_activity.html.erb

@@ -77,7 +77,7 @@
           <div class="rounded-tl-lg rounded-tr-lg bg-white border-alpha-black-25 shadow-xs">
             <div class="space-y-4">
               <% calculator = Account::BalanceTrendCalculator.for(@entries) %>
-              <%= entries_by_date(@entries) do |entries| %>
+              <%= entries_by_date(@entries) do |entries, _transfers| %>
                 <% entries.each do |entry| %>
                   <%= render entry, balance_trend: calculator&.trend_for(entry) %>
                 <% end %>