Fix type errors

test/components/views/rooms/wysiwyg_composer/WysiwygComposer-test.tsx

@@ -91,6 +91,7 @@ describe('WysiwygComposer', () => {
         canSelfRedact: false,
         resizing: false,
         narrow: false,
+        activeCall: null,
     };
 
     let sendMessage: () => void;

test/components/views/rooms/wysiwyg_composer/message-test.ts

@@ -96,6 +96,7 @@ describe('message', () => {
             canSelfRedact: false,
             resizing: false,
             narrow: false,
+            activeCall: null,
         };
 
         const spyDispatcher = jest.spyOn(defaultDispatcher, "dispatch");