Pin node version in volta so that it runs for people who have node 18

MinThaMie · MinThaMie · commit f6fb2a937b8d · 2023-07-27T15:43:00.000+02:00
diff --git a/package.json b/package.json
@@ -118,5 +118,8 @@
   },
   "ember-addon": {
     "configPath": "tests/dummy/config"
+  },
+  "volta": {
+    "node": "16.20.1"
   }
 }

Original file line number	Diff line number	Diff line change
`@@ -118,5 +118,8 @@`
`118`	`118`	`},`
`119`	`119`	`"ember-addon": {`
`120`	`120`	`"configPath": "tests/dummy/config"`
	`121`	`+ },`
	`122`	`+ "volta": {`
	`123`	`+ "node": "16.20.1"`
`121`	`124`	`}`
`122`	`125`	`}`