fix the link to json file

Author: Jeffreyhung

develop-docs/sdk/processes/Default_ruleset.json

@@ -144,7 +144,7 @@ You can do this self-service via the settings page of your repository:
 
 ## Create ruleset for the repo
 
-Download and save the [default ruleset template](./Default_ruleset.json) as a JSON file.
+Download and save the [default ruleset template](https://docs.sentry.io/json/Default_ruleset.json) as a JSON file.
 
 Visit to the ruleset setting page of your repository: `https://github.com/getsentry/REPONAME_HERE/settings/rules`, click on the green `New ruleset` button, choose `Import a ruleset`, and select the JSON file you just downloaded. You can tweak the ruleset settings as you need, but make sure not to remove the App in the Bypass List.