Update PR template (#268)

Author: markmur

.github/pull_request_template.md

@@ -2,10 +2,6 @@
 
 <!-- Please describe why you are making these changes -->
 
-### How to test
-
-<!-- Please outline the steps to test your changes -->
-
 ---
 
 ### PR Checklist
@@ -16,16 +12,12 @@
 > - [ ] I have read and agree with the [Contribution Guidelines](https://github.com/shopify/checkout-sheet-kit-react-native/blob/main/.github/CONTRIBUTING.md).
 > - [ ] I have read and agree with the [Code of Conduct](https://github.com/shopify/checkout-sheet-kit-react-native/blob/main/.github/CODE_OF_CONDUCT.md).
 > - [ ] I've updated the [README](https://github.com/shopify/checkout-sheet-kit-react-native).
+>
+> _Releasing a new version of the kit?_
+>
+> - [ ] I have bumped the version number in the [`package.json` file](https://github.com/Shopify/checkout-sheet-kit-react-native/blob/main/modules/%40shopify/checkout-sheet-kit/package.json#L4).
+> - [ ] I have added a [Changelog](https://github.com/Shopify/checkout-sheet-kit-react-native/blob/main/CHANGELOG.md) entry.
 
----
-
-<details>
-<summary>Checklist for releasing a new version</summary>
-
-- [ ] I have bumped the version number in the [`package.json` file](https://github.com/Shopify/checkout-sheet-kit-react-native/blob/main/modules/%40shopify/checkout-sheet-kit/package.json#L4).
-- [ ] I have added a [Changelog](https://github.com/Shopify/checkout-sheet-kit-react-native/blob/main/CHANGELOG.md) entry.
-
-</details>
 
 > [!TIP]
 > See the [Contributing documentation](https://github.com/shopify/checkout-sheet-kit-react-native/blob/main/.github/CONTRIBUTING.md#releasing-a-new-version) for instructions on how to publish a new version of the library.