fix(cypress test): remove the click at beginning of the window level test: (#3158)

'OHIF Cornerstone Toolbar'.'checks if Levels tool will change the window width and center of an image'.

platform/viewer/cypress/integration/measurement-tracking/OHIFCornerstoneToolbar.spec.js

@@ -84,7 +84,6 @@ describe('OHIF Cornerstone Toolbar', () => {
 
     //drags the mouse inside the viewport to be able to interact with series
     cy.get('@viewport')
-      .click({ force: true })
       .trigger('mousedown', 'center', { buttons: 1 })
       // Since we have scrollbar on the right side of the viewport, we need to
       // force the mousemove since it goes to another element