docs: Fix filename in option to gh release command (#1009)

The suffix we had used when generating the Markdown file seemed to be missing.
github-changelog-generator · Jan 25, 2022 · c84109f · c84109f
1 parent 594a9cc
commit c84109f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/README.md b/README.md
@@ -287,7 +287,7 @@ Then use the [release create](https://cli.github.com/manual/gh_release_create) f
 
 ```
 gh release create 2.0.0 \
- --notes-file build/changelog \
+ --notes-file build/changelog.md \
  --title 2.0.0
 ```