housekeeping(deps): dompurify v2 (#5634)

Author: renovate[bot]

package-lock.json

@@ -56,7 +56,7 @@
     "core-js": "^2.5.1",
     "css.escape": "1.5.1",
     "deep-extend": "0.6.0",
-    "dompurify": "^1.0.11",
+    "dompurify": "^2.0.0",
     "ieee754": "^1.1.13",
     "immutable": "^3.x.x",
     "js-file-download": "^0.4.1",