Remove Changelog section

.github/pull_request_template.md

@@ -24,7 +24,7 @@
 - If this PR adds a new feature or public API, consider adding a brief pseudo-code snippet of it in action
 - If this PR includes a visual change, consider adding a screenshot, GIF, or video
   - If you want, you could even include a before/after comparison!
-- If the Changelog or Migration Guide adequately cover the changes, you can delete this section
+- If the Migration Guide adequately covers the changes, you can delete this section
 
 While a showcase should aim to be brief and digestible, you can use a toggleable section to save space on longer showcases:
 
@@ -37,15 +37,6 @@ println!("My super cool code.");
 
 </details>
 
-## Changelog
-
-> This section is optional. If this was a trivial fix, or has no externally-visible impact, you can delete this section.
-
-- What changed as a result of this PR?
-- If applicable, organize changes under "Added", "Changed", or "Fixed" sub-headings
-- Stick to one or two sentences. If more detail is needed for a particular change, consider adding it to the "Solution" section
-  - If you can't summarize the work, your change may be unreasonably large / unrelated. Consider splitting your PR to make it easier to review and merge!
-
 ## Migration Guide
 
 > This section is optional. If there are no breaking changes, you can delete this section.