Only enable the interpreter particle affector with GPU support

Workaround for the SkSL sources being part of the gpu component in GN,
causing link errors in CanvasKit CPU builds. Better solution is to move
the SkSL interpreter into a separate component.

Change-Id: I0438d8eff16f335eb07ff557f7917697767c58f4
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/212987
Commit-Queue: Brian Osman <brianosman@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
1 file changed