chore(template): fix pull request template

Signed-off-by: Maksim Sukharev <antreesy.web@gmail.com>

.github/pull_request_template.md

@@ -8,8 +8,6 @@
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@@ -20,18 +18,20 @@ Feel free to remove this section when your PR is only touching backend/API code
 
 ### 🖼️ Screenshots / Screencasts
 
-| 🏚️ Before | 🏡 After |
-|------------|----------|
-| B          | A        |
+🏚️ Before | 🏡 After
+-- | --
+Screenshot before | Screenshot after
+
+<!-- ☀️ Light theme | 🌑 Dark Theme -->
 
 ### 🚧 Tasks
 
-- [ ] ...
 - [ ] ...
 
 ### 🏁 Checklist
 
 - [ ] 🌏 Tested with Chrome, Firefox and Safari or should not be risky to browser differences
+- [ ] 🖥️ Tested with Desktop client or should not be risky for it 
 - [ ] 🖌️ Design was reviewed, approved or inspired by the design team
 - [ ] ⛑️ Tests are included or not possible
 - [ ] 📗 User documentation in https://github.com/nextcloud/documentation/tree/master/user_manual/talk has been updated or is not required
@@ -39,15 +39,13 @@ Feel free to remove this section when your PR is only touching backend/API code
 ---
 
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 Feel free to remove this section when your PR is only touching frontend/UI code
 -->