Fix test
Fix test

Semicolons in match types are not allowed. They were never allowed in syntax.md, but the parser
accepted them. The fix is to just drop the semicolon.

lampepfl/dotty,dotty-staging/dotty,lampepfl/dotty,dotty-staging/dotty,som-snytt/dotty,dotty-staging/dotty,lampepfl/dotty,dotty-staging/dotty,som-snytt/dotty,som-snytt/dotty,sjrd/dotty,sjrd/dotty,sjrd/dotty,sjrd/dotty,lampepfl/dotty,dotty-staging/dotty,som-snytt/dotty,som-snytt/dotty,sjrd/dotty,lampepfl/dotty