fix: Keyboard shortcuts dialog shortcut should not be active when editing a document

closes #1292

app/components/Layout.js

@@ -59,6 +59,7 @@ class Layout extends React.Component<Props> {
 
   @keydown('shift+/')
   handleOpenKeyboardShortcuts() {
+    if (this.props.ui.editMode) return;
     this.keyboardShortcutsOpen = true;
   }
 

app/scenes/Document/components/Document.js

@@ -19,7 +19,7 @@ import { emojiToUrl } from 'utils/emoji';
 
 import Header from './Header';
 import DocumentMove from './DocumentMove';
-import KeyboardShortcuts from './KeyboardShortcuts';
+import KeyboardShortcutsButton from './KeyboardShortcutsButton';
 import References from './References';
 import Loading from './Loading';
 import Container from './Container';
@@ -405,7 +405,7 @@ class DocumentScene extends React.Component<Props> {
             </MaxWidth>
           </Container>
         </Container>
-        {isShare ? <Branding /> : <KeyboardShortcuts />}
+        {isShare ? <Branding /> : <KeyboardShortcutsButton />}
       </ErrorBoundary>
     );
   }