Fix: problematic installation issue (fixes #11018) (#12309)

* Fix: problematic installation issue (fixes #11018)

* update espree

Author: mysticatea

package.json

@@ -54,7 +54,7 @@
     "eslint-scope": "^5.0.0",
     "eslint-utils": "^1.4.2",
     "eslint-visitor-keys": "^1.1.0",
-    "espree": "^6.1.1",
+    "espree": "^6.1.2",
     "esquery": "^1.0.1",
     "esutils": "^2.0.2",
     "file-entry-cache": "^5.0.1",
@@ -86,7 +86,7 @@
   "devDependencies": {
     "@babel/core": "^7.4.3",
     "@babel/preset-env": "^7.4.3",
-    "acorn": "^7.0.0",
+    "acorn": "^7.1.0",
     "babel-loader": "^8.0.5",
     "chai": "^4.0.1",
     "cheerio": "^0.22.0",