Update ISSUE_TEMPLATE

Author: tynevi

ISSUE_TEMPLATE

@@ -10,16 +10,16 @@ We prefer that you create documentation feedback issues using the Feedback link
 
 You can also create a feedback issue here in the repo. If you do this, please make sure your issue lists:
 
-- [] The relevant Azure service or technology. 
-- [] A link to the published documentation article that you have feedback about.
-- [] Clear, specific feedback that the author can act on.
+- [ ] The relevant Azure service or technology. 
+- [ ] A link to the published documentation article that you have feedback about.
+- [ ] Clear, specific feedback that the author can act on.
 
 ## Pull requests and article contributions
 
 If you know the change that is needed in an article, we encourage you to submit the changes directly using a pull request. If the change is large, or if you want to contribute an entire article, follow these guidelines:
 
-- [] Don't surprise us with a big pull request or a pull request with a new article! Submit an issue that describes the details of the proposed large change or new article. 
-- [] Include the service or technology area.
+- [ ] Don't surprise us with a big pull request or a pull request with a new article! Submit an issue that describes the details of the proposed large change or new article. 
+- [ ] Include the service or technology area.
 
 We'll route the issue to the appropriate content team for review and discussion.