Update debugger to new fontmgr selection.

With commit 75626e4 "Regularize selection of fontmgr." the skottiekit
and convaskit compile.sh files were updated, but the wasm-skp-debugger
one was overlooked. This will lead to selection of the empty fontmgr
which cannot load fonts.

Change-Id: I8c3090866f27d42a0f1fcf74e3209298d7cb0af5
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/296722
Reviewed-by: Kevin Lubick <kjlubick@google.com>
Commit-Queue: Ben Wagner <bungeman@google.com>
1 file changed