doc: update format of release notes
see
This release did not happen yet.
-Please update this file within PRs accordingly.
-For non-trivial changes, you can choose to be
-part of the highlighted changes. Please make
+Please update this file within every PR:
+
+- For non-trivial changes, you can choose to be
+ part of the highlighted changes.
+- Please make
sure to add some short tutorial, asciinema,
or how-to-use for highlighted items.
-
-Please add your name to every contribution
-syntax: ", thanks to <myname>".
+- Please add your name in parentheses and italics
+ to every contribution,
+ i.e., syntax: "*(<myname>)*".
<<`scripts/generate-news-entry`>>
