cypress 10 migration (#777)

* cypress 10 migration

* fix lint

cypress/e2e/unit/browser-bugs/removeItem-setAttribute.cy.js

@@ -0,0 +1,11 @@
+
+describe('Browser bugs', function () {
+  it('removeItem and setAttribute test (Chromium 843901; now fixed)', function () {
+    // See https://bugs.chromium.org/p/chromium/issues/detail?id=843901
+    const elem = document.createElementNS('http://www.w3.org/2000/svg', 'rect')
+    elem.setAttribute('transform', 'matrix(1,0,0,1,0,0)')
+    elem.transform.baseVal.removeItem(0)
+    elem.removeAttribute('transform')
+    assert.equal(elem.hasAttribute('transform'), false)
+  })
+})