Use the same template as the UIKit repository (#782)

Author: laevandus

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,25 +1,36 @@
-### 🔗 Issue Link
-_Jira or Github issue link, if applicable._
+### 🔗 Issue Links
+
+_Provide all Linear and/or Github issues related to this PR, if applicable._
 
 ### 🎯 Goal
 
 _Describe why we are making this change._
 
+### 📝 Summary
+
+_Provide bullet points with the most important changes in the codebase._
+
 ### 🛠 Implementation
 
-_Provide a description of the implementation._
+_Provide a detailed description of the implementation and explain your decisions if you find them relevant._
+
+### 🎨 Showcase
 
-### 🧪 Testing
+_Add relevant screenshots and/or videos/gifs to easily see what this PR changes, if applicable._
 
-_Describe the steps how this change can be tested (or why it can't be tested)._
+| Before | After |
+| ------ | ----- |
+|  img   |  img  |
 
-### 🎨 Changes
+### 🧪 Manual Testing Notes
 
-_Add relevant screenshots or videos showcasing the changes._
+_Explain how this change can be tested manually, if applicable._
 
-### ☑️ Checklist
+### ☑️ Contributor Checklist
 
 - [ ] I have signed the [Stream CLA](https://docs.google.com/forms/d/e/1FAIpQLScFKsKkAJI7mhCr7K9rEIOpqIDThrWxuvxnwUq2XkHyG154vQ/viewform) (required)
+- [x] This change should be manually QAed
 - [ ] Changelog is updated with client-facing changes
+- [ ] Changelog is updated with new localization keys
 - [ ] New code is covered by unit tests
-- [ ] Affected documentation updated (docusaurus, tutorial, CMS (task created)
+- [ ] Documentation has been updated in the `docs-content` repo