Rename TessellatingPathRendererTests.cpp -> "Triangulating"

Change-Id: Ie0525d71bb8cc15da2ebe61821c92e213f8dd3c8
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/279896
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Chris Dalton <csmartdalton@google.com>
2 files changed