update cssom package to rrweb self-owned package 'rrweb-cssom' (#925)

* test: update cssom package to rrweb self-owned package 'rrweb-cssom'

* style: remove outdated comments

package.json

@@ -39,6 +39,6 @@
     "lint": "yarn run concurrently --success=all -r -m=1 'yarn run markdownlint docs' 'yarn eslint packages/*/src --ext .ts,.tsx,.js,.jsx,.svelte'"
   },
   "resolutions": {
-    "**/jsdom/cssom": "^0.5.0"
+    "**/jsdom/cssom": "https://registry.npmjs.org/rrweb-cssom/-/rrweb-cssom-0.6.0.tgz"
   }
 }

packages/rrdom/test/diff.test.ts

@@ -1210,9 +1210,7 @@ describe('diff algorithm for rrdom', () => {
       expect(styleEl.sheet?.cssRules[0].cssText).toEqual('div {color: black;}');
     });
 
-    // JSDOM/CSSOM is currently broken for this test
-    // remove '.skip' once https://github.com/NV/CSSOM/pull/113#issue-712485075 is merged
-    it.skip('should insert rule at index [0,0] and keep existing rules', () => {
+    it('should insert rule at index [0,0] and keep existing rules', () => {
       document.write(`
         <style>
           @media {
@@ -1229,10 +1227,6 @@ describe('diff algorithm for rrdom', () => {
       ];
       applyVirtualStyleRulesToNode(styleEl, virtualStyleRules);
 
-      console.log(
-        Array.from((styleEl.sheet?.cssRules[0] as CSSMediaRule).cssRules),
-      );
-
       expect(
         (styleEl.sheet?.cssRules[0] as CSSMediaRule).cssRules?.length,
       ).toEqual(3);

yarn.lock

@@ -3878,7 +3878,11 @@ csso@^4.0.2:
   dependencies:
     css-tree "^1.1.2"
 
-cssom@^0.4.4, cssom@^0.5.0:
+cssom@^0.4.4, "cssom@https://registry.npmjs.org/rrweb-cssom/-/rrweb-cssom-0.6.0.tgz":
+  version "0.6.0"
+  resolved "https://registry.npmjs.org/rrweb-cssom/-/rrweb-cssom-0.6.0.tgz#ed298055b97cbddcdeb278f904857629dec5e0e1"
+
+cssom@^0.5.0:
   version "0.5.0"
   resolved "https://registry.npmjs.org/cssom/-/cssom-0.5.0.tgz"
   integrity sha512-iKuQcq+NdHqlAcwUY0o/HL69XQrUaQdMjmStJ8JFmUaiiQErlhrmuigkg/CU4E2J0IyUKUrMAgl36TvN67MqTw==