Bump @babel/polyfill from 7.6.0 to 7.7.0

Bumps [@babel/polyfill](https://github.com/babel/babel) from 7.6.0 to 7.7.0.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/master/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/compare/v7.6.0...v7.7.0)

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

package-lock.json

@@ -1766,18 +1766,18 @@
 			}
 		},
 		"@babel/polyfill": {
-			"version": "7.6.0",
-			"resolved": "https://registry.npmjs.org/@babel/polyfill/-/polyfill-7.6.0.tgz",
-			"integrity": "sha512-q5BZJI0n/B10VaQQvln1IlDK3BTBJFbADx7tv+oXDPIDZuTo37H5Adb9jhlXm/fEN4Y7/64qD9mnrJJG7rmaTw==",
+			"version": "7.7.0",
+			"resolved": "https://registry.npmjs.org/@babel/polyfill/-/polyfill-7.7.0.tgz",
+			"integrity": "sha512-/TS23MVvo34dFmf8mwCisCbWGrfhbiWZSwBo6HkADTBhUa2Q/jWltyY/tpofz/b6/RIhqaqQcquptCirqIhOaQ==",
 			"requires": {
 				"core-js": "^2.6.5",
 				"regenerator-runtime": "^0.13.2"
 			},
 			"dependencies": {
 				"core-js": {
-					"version": "2.6.9",
-					"resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.9.tgz",
-					"integrity": "sha512-HOpZf6eXmnl7la+cUdMnLvUxKNqLUzJvgIziQ0DiF3JwSImNphIqdGqzj6hIKyX04MmV0poclQ7+wjWvxQyR2A=="
+					"version": "2.6.10",
+					"resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.10.tgz",
+					"integrity": "sha512-I39t74+4t+zau64EN1fE5v2W31Adtc/REhzWN+gWRRXg6WH5qAsZm62DHpQ1+Yhe4047T55jvzz7MUqF/dBBlA=="
 				}
 			}
 		},

package.json

@@ -42,7 +42,7 @@
 		"@babel/core": "^7.7.2",
 		"@babel/plugin-syntax-dynamic-import": "^7.2.0",
 		"@babel/plugin-transform-runtime": "^7.6.2",
-		"@babel/polyfill": "^7.6.0",
+		"@babel/polyfill": "^7.7.0",
 		"@babel/preset-env": "^7.7.1",
 		"@vue/test-utils": "^1.0.0-beta.29",
 		"acorn": "^7.1.0",