Ui improvements (#7092)

* PLT-7121 - Making channel header text dynamic

* PLT-7268 - Fixing search results in compact view

* PLT-7248 - Adjusting space between post controls

* PLT-7303 - Fixing manage members button

* Revert "PLT-7303 - Fixing manage members button"

This reverts commit 7dcb68a8e333a2c95444d417ed9a244c9c30aa99.

webapp/sass/components/_search.scss

@@ -118,6 +118,10 @@
             border: none;
         }
 
+        .post__header {
+            padding-right: 70px;
+        }
+
         .search-channel__name {
             font-weight: 600;
             margin: 0 0 10px;