Add TC39 Intl NumberFormat v3 proposal (#489)

Requested in #488.

Four entries as this proposal is divided into four individual specs (all at
stage 3).

specs.json

@@ -119,6 +119,34 @@
  "https://tc39.es/proposal-intl-enumeration/",
  "https://tc39.es/proposal-intl-extend-timezonename/",
  "https://tc39.es/proposal-intl-locale-info/",
+ {
+ "url": "https://tc39.es/proposal-intl-numberformat-v3/out/annexes/proposed.html",
+ "shortname": "tc39-intl-annexes",
+ "nightly": {
+ "sourcePath": "out/annexes/proposed.html"
+ }
+ },
+ {
+ "url": "https://tc39.es/proposal-intl-numberformat-v3/out/negotiation/proposed.html",
+ "shortname": "tc39-intl-negotiation",
+ "nightly": {
+ "sourcePath": "out/negotiation/proposed.html"
+ }
+ },
+ {
+ "url": "https://tc39.es/proposal-intl-numberformat-v3/out/numberformat/proposed.html",
+ "shortname": "tc39-intl-numberformat",
+ "nightly": {
+ "sourcePath": "out/numberformat/proposed.html"
+ }
+ },
+ {
+ "url": "https://tc39.es/proposal-intl-numberformat-v3/out/pluralrules/proposed.html",
+ "shortname": "tc39-intl-pluralrules",
+ "nightly": {
+ "sourcePath": "out/pluralrules/proposed.html"
+ }
+ },
  "https://tc39.es/proposal-json-modules/",
  "https://tc39.es/proposal-private-fields-in-in/",
  "https://tc39.es/proposal-private-methods/",