Removed the source attributiont table from Post Analytics page and added dummy metric to Conversions tab

refs https://github.com/TryGhost/Team/issues/2157

ghost/admin/app/components/posts/analytics.hbs

@@ -120,27 +120,6 @@
     </Tabs::Tabs>
 
     {{#if this.isLoaded }}
-        <div class="gh-post-analytics-split">
-            {{#if this.showSources }}
-                <div class="gh-post-analytics-box column gh-post-analytics-source-attribution">
-                    <h3 class="gh-dashboard-metric-label">Post growth</h3>
-                    {{#if (is-empty this.sources) }}
-                        <div class="attribution-list-empty">
-                            {{svg-jar "members-outline"}}
-                            <h4>No new members for this post</h4>
-                            <p>Once someone signs up, you'll be able to see where they came from here.</p>
-                        </div>
-                    {{else}}
-                        <MemberAttribution::SourceAttributionTable
-                            @sources={{this.sources}}
-                            @sortColumn={{this.sortColumn}}
-                            @setSortColumn={{this.setSortColumn}}
-                            class="gh-dashboard-attribution-list gh-dashboard-list"
-                        />
-                    {{/if}}
-                </div>
-            {{/if}}
-
         {{#if this.showLinks }}
             {{#if (is-empty this.links) }}
             {{!-- Empty state --}}
@@ -148,7 +127,6 @@
                 <Posts::LinksTable @links={{this.links}} @updateLink={{this.updateLink}} />
             {{/if}}
         {{/if}}
-        </div>
 
         <div class="gh-post-analytics-box resources">
             <a href="https://ghost.org/help/post-analytics/" target="_blank" class="gh-post-analytics-resource" rel="noopener noreferrer">

ghost/admin/app/components/posts/post-activity-feed.hbs

@@ -40,7 +40,7 @@
                 </div>
             </div>
         {{else}}
-            <div class="gh-dashboard-list-body">
+            <div class="gh-dashboard-list-body {{if (eq this.eventType "conversion") "gh-dashboard-list-four-cols" }}">
                 {{#each eventsFetcher.data as |event|}}
                     {{#let (parse-member-event event) as |parsedEvent|}}
                         <div class="gh-dashboard-list-item">
@@ -56,6 +56,11 @@
                                     </span>
                                 </span>
                             </div>
+                            {{#if (eq this.eventType "conversion")}}
+                                <div class="gh-dashboard-list-item-sub">
+                                    Source
+                                </div>
+                            {{/if}}
                             <div class="gh-dashboard-list-item-sub">
                                 <span class="gh-dashboard-list-subtext">{{moment-from-now parsedEvent.timestamp}}</span>
                             </div>

ghost/admin/app/styles/layouts/content.css

@@ -854,12 +854,6 @@ a.gh-post-list-signups.active:hover > span, a.gh-post-list-conversions.active:ho
     gap: 24px;
 }
 
-.gh-post-analytics-split {
-    display: flex;
-    gap: 2.4rem;
-    min-height: 445px;
-}
-
 .gh-newsletter-clicks-header {
     align-items: center;
     font-size: 1.55rem;
@@ -1643,6 +1637,9 @@ a.gh-post-list-cta.stats.is-hovered:hover > * {
     grid-template-columns: 40% 40% 20%;
 }
 
+.gh-tabs-analytics .gh-dashboard-list-four-cols .gh-dashboard-list-item {
+    grid-template-columns: 35% 25% 20% 20%;
+}
 
 @media (max-width: 1200px) {
     .gh-tabs-analytics .tab{
@@ -1664,11 +1661,6 @@ a.gh-post-list-cta.stats.is-hovered:hover > * {
     .gh-tabs-analytics p {
         font-size: 1.6rem;
     }
-
-    .gh-post-analytics-split {
-        flex-direction: column;
-        gap: 0;
-    }
 }
 
 @media (max-width: 440px) {