PLT-3782 Do not move the "@" sign and flag icon to the left of search bar when opening the right hand sidebar (#4850)

* do not move the mention & flag button to the left of the search box when in search mode

* fixed the margin & padding issues of the search box

* fixed the member icon positioning issue and the expanded sidebar toggle issue

* fixed remaining bugs when sidebar is in expanded mode

* changed propTypes from func to bool

webapp/sass/layout/_content.scss

@@ -6,12 +6,28 @@
         .search-bar__container {
             display: none;
         }
+        .search-btns {
+            display: none;
+        }
+        .header-list__members {
+            margin-right: -18px;
+            float: right;
+            padding-right: 0px !important;
+        }
     }
 
     &.move--right {
         .search-bar__container {
             display: none;
         }
+        .search-btns {
+            display: none;
+        }
+        .header-list__members {
+            margin-right: -18px;
+            float: right;
+            padding-right: 0px !important;
+        }
     }
 }
 

webapp/sass/layout/_headers.scss

@@ -25,6 +25,9 @@
 
         th {
             font-weight: normal !important;
+            &.header-list__members {
+                padding-right: 4px;
+            }
         }
 
         td {