css.at-rules.font-face.src: add browser support for format("*-variations") (#13828)
css.at-rules.font-face.src: add browser support for format("*-variations") (#13828)

* css.at-rules.font-face.src: add browser support for format("*-variations")

* Update css/at-rules/font-face.json

Co-authored-by: Queen Vinyl Da.i'gyu-Kazotetsu <fa3c3b2c35dab953db0f41b36615b5269c1e82df@gmail.com>

* Update css/at-rules/font-face.json

Co-authored-by: Queen Vinyl Da.i'gyu-Kazotetsu <fa3c3b2c35dab953db0f41b36615b5269c1e82df@gmail.com>

* Update css/at-rules/font-face.json

Co-authored-by: Daniel D. Beck <3d0f3b9ddcacec30c4008c5e030e6c13a478cb4f@ddbeck.com>

Co-authored-by: Queen Vinyl Da.i'gyu-Kazotetsu <fa3c3b2c35dab953db0f41b36615b5269c1e82df@gmail.com>
Co-authored-by: Daniel D. Beck <3d0f3b9ddcacec30c4008c5e030e6c13a478cb4f@ddbeck.com>
chrisdavidmills/browser-compat-data,mdn/browser-compat-data,mdn/browser-compat-data,chrisdavidmills/browser-compat-data