chore: require node 8 for samples (#79)

JustinBeckwith · stephenplusplus · commit f26eae157d9d · 2018-07-30T10:51:51.000-04:00
diff --git a/translate/package.json b/translate/package.json
@@ -6,7 +6,7 @@
   "author": "Google Inc.",
   "repository": "googleapis/nodejs-translate",
   "engines": {
-    "node": ">=6.0.0"
+    "node": ">=8"
   },
   "scripts": {
     "ava": "ava -T 20s --verbose test/*.test.js ./system-test/*.test.js",
