fix: support Node >=10 (#611)

Author: NMinhNguyen

.travis.yml

@@ -3,7 +3,7 @@ cache: npm
 notifications:
   email: false
 node_js:
-  - 10.18
+  - 10.0.0
   - 12
   - node
 install:

package.json

@@ -5,7 +5,7 @@
   "main": "dist/index.js",
   "module": "dist/@testing-library/react.esm.js",
   "engines": {
-    "node": ">=10.18"
+    "node": ">=10"
   },
   "scripts": {
     "prebuild": "rimraf dist",