[docs] FirstPullRequest.md: Adjust for swiftlang

Author: AnthonyLatsis

docs/HowToGuides/FirstPullRequest.md

@@ -125,7 +125,7 @@ Assuming you followed the steps in our [Getting Started guide][], you should now
 be able to push your latest changes to GitHub using `git push`.
 
 Next, [create a pull request][] (PR). Usually, if you navigate to
-https://github.com/apple/swift right after pushing your change, GitHub will
+https://github.com/swiftlang/swift right after pushing your change, GitHub will
 show a helpful "Compare & Pull Request" button.
 
 ![Compare & Pull Request button in GitHub UI](/docs/GitHubCreatePRScreenshot.png)
@@ -135,25 +135,20 @@ show a helpful "Compare & Pull Request" button.
 
 ## Asking for code review
 
-Reviews are automatically requested from collaborators and code owners per the
+Reviews are automatically requested from code owners per the
 [CODEOWNERS](/.github/CODEOWNERS) file upon opening a non-draft pull request.
 If this doesn't happen, @mention and ask a suggested person under **Reviewers**
 to review your changes in a comment. If no suggestions are shown either, please
-@mention and ask a
-[Contributor Experience Workgroup](https://www.swift.org/contributor-experience-workgroup/#membership)
-member to sort out review requests for you.
+ask @swiftlang/contributor-experience to sort out review requests for you.
 
 You are welcome to invite other people for review as well — say, someone you
 had an active discussion with on how to implement your change.
 Anyone with a GitHub account can review or comment on changes proposed to
 this repository!
 
-Contributors without
-[write access](https://swift.org/contributing/#commit-access) are not able to
-run the continuous integration (CI) bot, which builds the project and runs
-tests. Please ask a code reviewer with write access to invoke the bot for you.
-
-[contributor-experience]: https://forums.swift.org/g/contributor-experience-workgroup
+Contributors without [write access][write-access] are not able to run the
+continuous integration (CI) bot, which builds the project and runs tests.
+Please ask a code reviewer with write access to invoke the bot for you.
 
 ## Responding to code review comments
 
@@ -194,13 +189,13 @@ something in the near future. Please don't feel sad or apologetic!
 
 Awesome! You are welcome to tackle as many [good first issues][good-first-issues]
 as it takes for you to gain a desired level of confidence in working with the
-codebase. Beyond that, there is an endless supply of [other issues](https://github.com/apple/swift/issues)
+codebase. Beyond that, there is an endless supply of [other issues](https://github.com/swiftlang/swift/issues)
 waiting for a hero. Don't hesitate to ask for help if you need directions or
 get stuck!
 
 Once you've made multiple substantial contributions, you can
-[ask for commit access](https://swift.org/contributing/#commit-access),
-which will allow you to pick reviewers, trigger the CI bot and merge changes
-upon approval.
+[ask for commit access][write-access], which will allow you to pick reviewers,
+trigger the CI bot and merge changes upon approval.
 
-[good-first-issues]: https://github.com/apple/swift/contribute
+[good-first-issues]: https://github.com/swiftlang/swift/contribute
+[write-access]: https://swift.org/contributing/#commit-access