chore: should allow eslint@7 & eslint-plugin-vue@7 as peer dependencies

Author: haoqunjiang

package.json

@@ -41,8 +41,8 @@
   "peerDependencies": {
     "@typescript-eslint/eslint-plugin": "^2.7.0",
     "@typescript-eslint/parser": "^2.7.0",
-    "eslint": "^5.0.0 || ^6.0.0",
-    "eslint-plugin-vue": "^5.2.3 || ^6.0.0"
+    "eslint": "^5.0.0 || ^6.0.0 || ^7.0.0",
+    "eslint-plugin-vue": "^5.2.3 || ^6.0.0 || ^7.0.0-0"
   },
   "dependencies": {
     "vue-eslint-parser": "^7.0.0"