Fix inversion unit test

RRect needs 8 radii, 4 corners x XY, so should pass 8 values, not 4.

Change-Id: I997cbf2a61e6ffb32e4a13d5c95d16cb172152be
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/307789
Commit-Queue: Michael Ludwig <michaelludwig@google.com>
Commit-Queue: Herb Derby <herb@google.com>
Auto-Submit: Michael Ludwig <michaelludwig@google.com>
Reviewed-by: Herb Derby <herb@google.com>
Reviewed-by: Mike Klein <mtklein@google.com>
1 file changed