Disable musttail on RISC-V

Bug: b/314692534
Change-Id: I280b9a8d09c39129f4814beaed65fde41a62dc87
Reviewed-on: https://skia-review.googlesource.com/c/skcms/+/785718
Commit-Queue: John Stiles <johnstiles@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
Reviewed-by: John Stiles <johnstiles@google.com>
1 file changed