build(deps): bump nconf from 0.11.4 to 0.12.0 (#13939)

Bumps [nconf](https://github.com/flatiron/nconf) from 0.11.4 to 0.12.0.
- [Release notes](https://github.com/flatiron/nconf/releases)
- [Changelog](https://github.com/indexzero/nconf/blob/master/CHANGELOG.md)
- [Commits](https://github.com/flatiron/nconf/compare/v0.11.4...v0.12.0)

---
updated-dependencies:
- dependency-name: nconf
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

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

package-lock.json

@@ -10807,11 +10807,11 @@
       "integrity": "sha1-Sr6/7tdUHywnrPspvbvRXI1bpPc="
     },
     "nconf": {
-      "version": "0.11.4",
-      "resolved": "https://registry.npmjs.org/nconf/-/nconf-0.11.4.tgz",
-      "integrity": "sha512-YaDR846q11JnG1vTrhJ0QIlhiGY6+W1bgWtReG9SS3vkTl3AoNwFvUItdhG6/ZjGCfWpUVuRTNEBTDAQ3nWhGw==",
+      "version": "0.12.0",
+      "resolved": "https://registry.npmjs.org/nconf/-/nconf-0.12.0.tgz",
+      "integrity": "sha512-T3fZPw3c7Dfrz8JBQEbEcZJ2s8f7cUMpKuyBtsGQe0b71pcXx6gNh4oti2xh5dxB+gO9ufNfISBlGvvWtfyMcA==",
       "requires": {
-        "async": "^1.4.0",
+        "async": "^3.0.0",
         "ini": "^2.0.0",
         "secure-keys": "^1.0.0",
         "yargs": "^16.1.1"
@@ -10830,11 +10830,6 @@
             "color-convert": "^2.0.1"
           }
         },
-        "async": {
-          "version": "1.5.2",
-          "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
-          "integrity": "sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo="
-        },
         "cliui": {
           "version": "7.0.4",
           "resolved": "https://registry.npmjs.org/cliui/-/cliui-7.0.4.tgz",

package.json

@@ -51,7 +51,7 @@
     "moment-recur": "^1.0.7",
     "mongoose": "^5.13.7",
     "morgan": "^1.10.0",
-    "nconf": "^0.11.4",
+    "nconf": "^0.12.0",
     "node-gcm": "^1.0.5",
     "on-headers": "^1.0.2",
     "passport": "^0.5.0",