Fix minimum version support within package.json (#43)

Author: Ernie Turner

package.json

@@ -12,7 +12,7 @@
     "main": "bin-package/index.node",
     "types": "index.d.ts",
     "engines": {
-        "node": ">=8.0.0"
+        "node": ">=10.0.0"
     },
     "os": [
         "darwin",