protein-translation: input validation test cases (#1756)
protein-translation: input validation test cases (#1756)

* Format

* Add test cases that require input validation

* Revert "Format"

This reverts commit 726a6c8ed38f0c89abe9eb7ece2c5d5fe8995ab7.

* Rebase on main

Co-authored-by: Erik Schierboom <6e321e24be838c7616721fdb824f9c65569cbfd8@hotmail.com>
jmluy/x-common,exercism/x-common,jmluy/x-common,exercism/x-common,jmluy/x-common