Update comma-dangle.md (#4827)

* Update comma-dangle.md

Added note for 404 link.

* Update comma-dangle.md

Added link.

* Update comma-dangle.md

Added anchor to the link.

packages/eslint-plugin/docs/rules/comma-dangle.md

@@ -31,7 +31,7 @@ This rule has a string option and an object option.
   - `"generics"` is for trailing comma in generic. (e.g. `function foo<T,>() {}`)
   - `"tuples"` is for trailing comma in tuple. (e.g. `type Foo = [string,]`)
 
-- [See the other options allowed](https://github.com/eslint/eslint/blob/main/docs/rules/comma-dangle.md#options)
+- [See the other options allowed](https://eslint.org/docs/rules/comma-dangle#options)
 
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