turn off force complete when editor content changes

src/components/views/rooms/Autocomplete.js

@@ -75,11 +75,11 @@ export default class Autocomplete extends React.Component {
             } else {
                 selectionOffset++; // selectionOffset is 1-indexed!
             }
-        } else {
-            // If no completions were returned, we should turn off force completion.
-            forceComplete = false;
         }
 
+        // If no completions were returned, we should turn off force completion.
+        forceComplete = false;
+
         let hide = this.state.hide;
         // These are lists of booleans that indicate whether whether the corresponding provider had a matching pattern
         const oldMatches = this.state.completions.map((completion) => !!completion.command.command),