Update missed fiddle-embed -> fiddle-embed-sk reference

Bug: skia:12788
Change-Id: Idf9918280a0ca9c5fd49230b84198838f43403ad
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/492401
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Ravi Mistry <rmistry@google.com>
1 file changed