chore(deps-dev): bump ember-cli-babel from 7.20.3 to 7.20.4 (#4425)

Bumps [ember-cli-babel](https://github.com/babel/ember-cli-babel) from 7.20.3 to 7.20.4.
- [Release notes](https://github.com/babel/ember-cli-babel/releases)
- [Changelog](https://github.com/babel/ember-cli-babel/blob/master/CHANGELOG.md)
- [Commits](emberjs/ember-cli-babel@v7.20.3...v7.20.4)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

package.json

@@ -56,7 +56,7 @@
     "ember-cli-accounting": "^2.0.2",
     "ember-cli-app-version": "^3.2.0",
     "ember-cli-autoprefixer": "1.0.2",
-    "ember-cli-babel": "^7.20.3",
+    "ember-cli-babel": "^7.20.4",
     "ember-cli-cjs-transform": "^2.0.0",
     "ember-cli-clipboard": "^0.14.0",
     "ember-cli-code-coverage": "^1.0.0-beta.9",

yarn.lock

@@ -5857,10 +5857,10 @@ ember-cli-babel@^6.0.0, ember-cli-babel@^6.0.0-beta.4, ember-cli-babel@^6.10.0,
     ember-cli-version-checker "^2.1.2"
     semver "^5.5.0"
 
-ember-cli-babel@^7.0.0, ember-cli-babel@^7.1.0, ember-cli-babel@^7.1.2, ember-cli-babel@^7.1.3, ember-cli-babel@^7.10.0, ember-cli-babel@^7.11.0, ember-cli-babel@^7.11.1, ember-cli-babel@^7.12.0, ember-cli-babel@^7.13.0, ember-cli-babel@^7.13.2, ember-cli-babel@^7.17.2, ember-cli-babel@^7.18.0, ember-cli-babel@^7.19.0, ember-cli-babel@^7.20.3, ember-cli-babel@^7.4.0, ember-cli-babel@^7.5.0, ember-cli-babel@^7.7.3:
-  version "7.20.3"
-  resolved "https://registry.yarnpkg.com/ember-cli-babel/-/ember-cli-babel-7.20.3.tgz#ddbe99b9fe53da35d8bf04f1ae00875370d1a672"
-  integrity sha512-94ZwQH74DA1ASGIP0UtJC6eG38K+JzkLrfthZnMdfAy++prgsg59X80InTelHvWZ7U5Qhl/YjMhHfxHV7KMf9A==
+ember-cli-babel@^7.0.0, ember-cli-babel@^7.1.0, ember-cli-babel@^7.1.2, ember-cli-babel@^7.1.3, ember-cli-babel@^7.10.0, ember-cli-babel@^7.11.0, ember-cli-babel@^7.11.1, ember-cli-babel@^7.12.0, ember-cli-babel@^7.13.0, ember-cli-babel@^7.13.2, ember-cli-babel@^7.17.2, ember-cli-babel@^7.18.0, ember-cli-babel@^7.19.0, ember-cli-babel@^7.20.4, ember-cli-babel@^7.4.0, ember-cli-babel@^7.5.0, ember-cli-babel@^7.7.3:
+  version "7.20.4"
+  resolved "https://registry.yarnpkg.com/ember-cli-babel/-/ember-cli-babel-7.20.4.tgz#6f7bd275ac7532cf6dc1826f350aea32a3c81b06"
+  integrity sha512-LcE2PMKkozLxJDibyidH5uUuRORVo+b6Mub95MdF6anWNTR72FtNtXANSJaMqtP8ELhLglapUgLC3ylfdyGa8A==
   dependencies:
     "@babel/core" "^7.9.0"
     "@babel/helper-compilation-targets" "^7.8.7"