Update monaco-editor-core dependency.

package-lock.json

@@ -1213,9 +1213,9 @@
 			"dev": true
 		},
 		"monaco-editor-core": {
-			"version": "0.26.0",
-			"resolved": "https://registry.npmjs.org/monaco-editor-core/-/monaco-editor-core-0.26.0.tgz",
-			"integrity": "sha512-qtZQdVUk2HeE2IMBTfBV+UNT1vNWEJ2nenfsi9pQSN/HWrUNAcpsVtaPjklUwjxw/QfuziG+h/QkL1L91S8tfg==",
+			"version": "0.27.0",
+			"resolved": "https://registry.npmjs.org/monaco-editor-core/-/monaco-editor-core-0.27.0.tgz",
+			"integrity": "sha512-x7I0QiIwwvxt1lzYSoQjf1xGjtEPobFx3Zvrj+tWbJbJFsXUy11IJ6TEIZ2yRjEFzuy+vrlbcfASC6lcGg/xhw==",
 			"dev": true
 		},
 		"monaco-plugin-helpers": {

package.json

@@ -24,7 +24,7 @@
 		"glob": "^7.1.6",
 		"husky": "^4.3.8",
 		"jsdom": "^16.4.0",
-		"monaco-editor-core": "0.26.0",
+		"monaco-editor-core": "0.27.0",
 		"monaco-plugin-helpers": "^1.0.3",
 		"prettier": "^2.2.1",
 		"pretty-quick": "^3.1.0",