Bump vue-template-compiler from 2.5.20 to 2.5.21

Bumps [vue-template-compiler](https://github.com/vuejs/vue) from 2.5.20 to 2.5.21.
- [Release notes](https://github.com/vuejs/vue/releases)
- [Commits](https://github.com/vuejs/vue/compare/v2.5.20...v2.5.21)

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

package-lock.json

@@ -11820,9 +11820,9 @@
 			}
 		},
 		"vue-template-compiler": {
-			"version": "2.5.20",
-			"resolved": "https://registry.npmjs.org/vue-template-compiler/-/vue-template-compiler-2.5.20.tgz",
-			"integrity": "sha512-aGJRLd1bJZi6oerGwCQVaDqvQ1T3dhCbNg9C2gNwzoKnyA3BmYfAWy8OQ3OhOebTri8o4YcLeXfwOOxtOKFfmA==",
+			"version": "2.5.21",
+			"resolved": "https://registry.npmjs.org/vue-template-compiler/-/vue-template-compiler-2.5.21.tgz",
+			"integrity": "sha512-Vmk5Cv7UcmI99B9nXJEkaK262IQNnHp5rJYo+EwYpe2epTAXqcVyExhV6pk8jTkxQK2vRc8v8KmZBAwdmUZvvw==",
 			"dev": true,
 			"requires": {
 				"de-indent": "^1.0.2",

package.json

@@ -84,7 +84,7 @@
 		"vue-jest": "^3.0.1",
 		"vue-loader": "^15.4.2",
 		"vue-style-loader": "^4.1.1",
-		"vue-template-compiler": "^2.5.20",
+		"vue-template-compiler": "^2.5.21",
 		"webpack": "^4.27.1",
 		"webpack-cli": "^3.1.2",
 		"webpack-merge": "^4.1.2"