3.2.1-RC4.md

Backported fixes

• Update Scala 2 library dependency to 2.13.10 #16074

Contributors

Thank you to all the contributors who made this release possible 🎉

According to git shortlog -sn --no-merges 3.2.1-RC3..3.2.1-RC4 these are:

     2  Paweł Marks
     1  Seth Tisue