Bump acorn from 6.2.0 to 6.2.1

Bumps [acorn](https://github.com/acornjs/acorn) from 6.2.0 to 6.2.1.
- [Release notes](https://github.com/acornjs/acorn/releases)
- [Commits](https://github.com/acornjs/acorn/compare/6.2.0...6.2.1)

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

package-lock.json

@@ -1962,9 +1962,9 @@
 			"dev": true
 		},
 		"acorn": {
-			"version": "6.2.0",
-			"resolved": "https://registry.npmjs.org/acorn/-/acorn-6.2.0.tgz",
-			"integrity": "sha512-8oe72N3WPMjA+2zVG71Ia0nXZ8DpQH+QyyHO+p06jT8eg8FGG3FbcUIi8KziHlAfheJQZeoqbvq1mQSQHXKYLw==",
+			"version": "6.2.1",
+			"resolved": "https://registry.npmjs.org/acorn/-/acorn-6.2.1.tgz",
+			"integrity": "sha512-JD0xT5FCRDNyjDda3Lrg/IxFscp9q4tiYtxE1/nOzlKCk7hIRuYjhq1kCNkbPjMRMZuFq20HNQn1I9k8Oj0E+Q==",
 			"dev": true
 		},
 		"acorn-globals": {

package.json

@@ -60,7 +60,7 @@
 		"@babel/plugin-syntax-dynamic-import": "^7.2.0",
 		"@babel/preset-env": "^7.5.5",
 		"@vue/test-utils": "^1.0.0-beta.29",
-		"acorn": "^6.2.0",
+		"acorn": "^6.2.1",
 		"babel-eslint": "^10.0.2",
 		"babel-jest": "^24.8.0",
 		"babel-loader": "^8.0.6",