fix: ensure tmp.json is created before formatting package.json

scripts/format-package-json.js

@@ -1,6 +1,9 @@
 import { exec } from "child_process";
+import { writeFileSync } from "fs";
 
 export function preCommit({ tag, version }) {
+    writeFileSync("tmp.json", "{}")
+
     exec("jq --indent 4 . package.json > tmp.json && mv tmp.json package.json", (error, stdout, stderr) => {
         if (error) {
             console.error(`exec error: ${error}`);