Add preference to hide following/followers lists (#7532)

* Add preference to hide following/followers lists

- Public pages
- ActivityPub collections (does not return pages but does give total)
- REST API (unless it's your own) (does not federate)

Fix #6901

* Add preference

* Add delegation

* Fix issue

* Fix issue

app/javascript/styles/mastodon/accounts.scss

@@ -322,6 +322,15 @@
   z-index: 2;
   position: relative;
 
+  &.empty img {
+    position: absolute;
+    opacity: 0.2;
+    height: 200px;
+    left: 0;
+    bottom: 0;
+    pointer-events: none;
+  }
+
   @media screen and (max-width: 740px) {
     border-radius: 0;
     box-shadow: none;
@@ -438,8 +447,8 @@
   font-size: 14px;
   font-weight: 500;
   text-align: center;
-  padding: 60px 0;
-  padding-top: 55px;
+  padding: 130px 0;
+  padding-top: 125px;
   margin: 0 auto;
   cursor: default;
 }

app/javascript/styles/mastodon/footer.scss

@@ -4,7 +4,7 @@
   font-size: 12px;
   color: $darker-text-color;
 
-  .domain {
+  .footer__domain {
     font-weight: 500;
 
     a {