Update timeout for webview test (#3529)

Author: mattseddon

extension/src/test/suite/setup/index.test.ts

@@ -789,7 +789,7 @@ suite('Setup Test Suite', () => {
       )
 
       expect(mockDelete).to.be.calledWithExactly(STUDIO_ACCESS_TOKEN_KEY)
-    })
+    }).timeout(WEBVIEW_TEST_TIMEOUT)
 
     it('should handle a message to open the experiments webview', async () => {
       const { messageSpy, setup, mockOpenExperiments } = buildSetup(disposable)
@@ -868,7 +868,7 @@ suite('Setup Test Suite', () => {
       await openUnchanged
 
       expect(mockShow).to.be.calledWithMatch({ sectionCollapsed: undefined })
-    })
+    }).timeout(WEBVIEW_TEST_TIMEOUT)
   })
 
   it('should open the webview with the Studio section focus for dvc.showStudioSettings and dvc.showStudioConnect', async () => {