[Glitch] Improvement variable height in single column layout

Port d93b82af87 to glitch-soc

Signed-off-by: Thibaut Girka <thib@sitedethib.com>

app/javascript/flavours/glitch/features/ui/components/compose_panel.js

@@ -9,9 +9,6 @@ const ComposePanel = () => (
     <SearchContainer openInRoute />
     <NavigationContainer />
     <ComposeFormContainer />
-
-    <div className='flex-spacer' />
-
     <LinkFooter withHotkeys />
   </div>
 );

app/javascript/flavours/glitch/features/ui/index.js

@@ -320,7 +320,7 @@ export default class UI extends React.Component {
   handleHotkeyNew = e => {
     e.preventDefault();
 
-    const element = this.node.querySelector('.composer--textarea textarea');
+    const element = this.node.querySelector('.compose-form__autosuggest-wrapper textarea');
 
     if (element) {
       element.focus();