[meta] cp core.json on prepack instead of prepublishOnly

Author: ljharb

package.json

@@ -17,8 +17,8 @@
 		"module"
 	],
 	"scripts": {
-		"prepack": "npmignore --auto --commentLines=autogenerated",
-		"prepublishOnly": "safe-publish-latest && cp node_modules/is-core-module/core.json ./lib/ ||:",
+		"prepack": "npmignore --auto --commentLines=autogenerated && cp node_modules/is-core-module/core.json ./lib/ ||:",
+		"prepublishOnly": "safe-publish-latest",
 		"prepublish": "not-in-publish || npm run prepublishOnly",
 		"prelint": "eclint check $(git ls-files | xargs find 2> /dev/null | grep -vE 'node_modules|\\.git')",
 		"lint": "eslint --ext=js,mjs --no-eslintrc -c .eslintrc . 'bin/**'",