Update mapping for regex unicode plugin in preset-env (#9091)

packages/babel-preset-env/data/plugin-features.js

@@ -49,6 +49,7 @@ const es = {
     features: [
       'RegExp "y" and "u" flags / "u" flag, case folding',
       'RegExp "y" and "u" flags / "u" flag, Unicode code point escapes',
+      'RegExp "y" and "u" flags / "u" flag, non-BMP Unicode characters',
       'RegExp "y" and "u" flags / "u" flag',
     ],
   },

packages/babel-preset-env/data/plugins.json

@@ -131,9 +131,9 @@
     "chrome": "50",
     "edge": "13",
     "firefox": "46",
-    "safari": "10",
+    "safari": "12",
     "node": "6",
-    "ios": "10",
+    "ios": "12",
     "opera": "37",
     "electron": "1.1"
   },

packages/babel-preset-env/package.json

@@ -65,7 +65,7 @@
     "@babel/helper-fixtures": "^7.0.0",
     "@babel/helper-plugin-test-runner": "^7.0.0",
     "caniuse-db": "1.0.30000851",
-    "compat-table": "kangax/compat-table#5c8c113068e15298abd300ec9d064abb5edc636e",
+    "compat-table": "kangax/compat-table#29ec2bed5a475b42388866cfc7d24f3f44b12eba",
     "electron-to-chromium": "1.3.79"
   }
 }

packages/babel-preset-env/scripts/build-data.js

@@ -232,8 +232,8 @@ const getLowestImplementedVersion = ({ features }, env) => {
   return envTests
     .map(str => str.replace(env, ""))
     .reduce((a, b) => {
-      if (b === unreleasedLabelForEnv) {
-        return b;
+      if (a === unreleasedLabelForEnv || b === unreleasedLabelForEnv) {
+        return unreleasedLabelForEnv;
       }
 
       return semver.lt(semver.coerce(a), semver.coerce(b)) ? b : a;