Nightly Dotty workflow of 2024-05-08 failed

[github-actions]

See https://github.com/scala/scala3/actions/runs/8995587690

[bishabosha]

This one test (tests/neg/i20317.scala) suddenly had 1 less error than expected, failing in 5 CI jobs in the exact same way:

Wrong number of errors encountered when compiling tests/neg/i20317.scala
expected: 2, actual: 1
Unfulfilled expectations:
tests/neg/i20317.scala:3
Unexpected errors:

-> following the errors:
 at 3: Recursion limit exceeded.
Maybe there is an illegal cyclic reference?
If that's not the case, you could also try to increase the stacksize using the -Xss JVM option.
For the unprocessed stack trace, compile with -Xno-decode-stacktraces.
A recurring operation is (inner to outer):

  type parameters of A
  type parameters of Foo[A]
  type parameters of  <: Foo[A]
  type parameters of A
  type parameters of A
  type parameters of Foo[A]
  type parameters of  <: Foo[A]
  type parameters of A
  type parameters of A
  type parameters of Foo[A]
  ...

  type parameters of A
  type parameters of Foo[A]
  type parameters of  <: Foo[A]
  type parameters of A
  type parameters of A
  type parameters of Foo[A]
  type parameters of  <: Foo[A]
  type parameters of A
  type parameters of Foo[A]
  type parameters of  <: Foo[A]