Run core tests in Safari. Partially addresses https://github.com/pyodide/pyodide/issues/989

It runs, but there are several test failures, I'll open separate issues about those.
package:
  name: fonttools
  version: 4.33.3
  top-level:
    - fontTools
source:
  url: https://files.pythonhosted.org/packages/2f/85/2f6e42fb4b537b9998835410578fb1973175b81691e9a82ab6668cf64b0b/fonttools-4.33.3-py3-none-any.whl
  sha256: f829c579a8678fa939a1d9e9894d01941db869de44390adb49ce67055a06cc2a
about:
  home: http://github.com/fonttools/fonttools
  PyPI: https://pypi.org/project/fontTools
  summary: Tools to manipulate font files
  license: MIT

package:
  name: fonttools
  version: 4.33.3
  top-level:
    - fontTools
source:
  url: https://files.pythonhosted.org/packages/2f/85/2f6e42fb4b537b9998835410578fb1973175b81691e9a82ab6668cf64b0b/fonttools-4.33.3-py3-none-any.whl
  sha256: f829c579a8678fa939a1d9e9894d01941db869de44390adb49ce67055a06cc2a
about:
  home: http://github.com/fonttools/fonttools
  PyPI: https://pypi.org/project/fontTools
  summary: Tools to manipulate font files
  license: MIT
