startCall: wait for startOutgoingDirectCall before updating lobby

ts/state/ducks/calling.ts

@@ -1220,7 +1220,7 @@ function startCall(
   return async (dispatch, getState) => {
     switch (payload.callMode) {
       case CallMode.Direct:
-        calling.startOutgoingDirectCall(
+        await calling.startOutgoingDirectCall(
           payload.conversationId,
           payload.hasLocalAudio,
           payload.hasLocalVideo

ts/test-electron/state/ducks/calling_test.ts

@@ -1904,9 +1904,9 @@ describe('calling duck', () => {
         sinon.assert.notCalled(this.callingStartOutgoingDirectCall);
       });
 
-      it('saves direct calls and makes them active', () => {
+      it('saves direct calls and makes them active', async () => {
         const dispatch = sinon.spy();
-        startCall({
+        await startCall({
           callMode: CallMode.Direct,
           conversationId: 'fake-conversation-id',
           hasLocalAudio: true,