Bump cldr-core and cldr-localenames-modern (#38)

Bumps [cldr-core](https://github.com/unicode-cldr/cldr-json) and [cldr-localenames-modern](https://github.com/unicode-cldr/cldr-json). These dependencies needed to be updated together.

Updates `cldr-core` from 37.0.0 to 38.0.0
- [Release notes](https://github.com/unicode-cldr/cldr-json/releases)
- [Commits](unicode-org/cldr-json@37.0.0...38.0.0)

Updates `cldr-localenames-modern` from 37.0.0 to 38.0.0
- [Release notes](https://github.com/unicode-cldr/cldr-json/releases)
- [Commits](unicode-org/cldr-json@37.0.0...38.0.0)

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package-lock.json

@@ -3,8 +3,8 @@
   "private": true,
   "devDependencies": {
     "autoprefixer": "^10.1.0",
-    "cldr-core": "^37.0.0",
-    "cldr-localenames-modern": "^37.0.0",
+    "cldr-core": "^38.0.0",
+    "cldr-localenames-modern": "^38.0.0",
     "cldrjs": "^0.5.5",
     "del": "^6.0.0",
     "gulp": "^4.0.2",