fix: allow overriding package.json type (#2110)

## PR Checklist

- [x] Addresses an existing open issue: fixes #2109
- [x] That issue was marked as [`status: accepting
prs`](https://github.com/JoshuaKGoldberg/create-typescript-app/issues?q=is%3Aopen+is%3Aissue+label%3A%22status%3A+accepting+prs%22)
- [x] Steps in
[CONTRIBUTING.md](https://github.com/JoshuaKGoldberg/create-typescript-app/blob/main/.github/CONTRIBUTING.md)
were taken

## Overview

🎁

Author: JoshuaKGoldberg

src/blocks/blockPackageJson.test.ts

@@ -131,6 +131,33 @@ describe("blockPackageJson", () => {
 		`);
 	});
 
+	test("with addons adding type", () => {
+		const creation = testBlock(blockPackageJson, {
+			addons: {
+				properties: {
+					type: "commonjs",
+				},
+			},
+			options,
+		});
+
+		expect(creation).toMatchInlineSnapshot(`
+			{
+			  "files": {
+			    "package.json": "{"name":"test-repository","version":"0.0.0","description":"A very very very very very very very very very very very very very very very very long HTML-ish description ending with an emoji. 🧵","repository":{"type":"git","url":"git+https://github.com/test-owner/test-repository.git"},"author":{"email":"[email protected]"},"type":"commonjs","files":["README.md","package.json"],"engines":{"node":">=20.12.0"}}",
+			  },
+			  "scripts": [
+			    {
+			      "commands": [
+			        "pnpm install --no-frozen-lockfile",
+			      ],
+			      "phase": 1,
+			    },
+			  ],
+			}
+		`);
+	});
+
 	test("with addons adding overlapping files", () => {
 		const creation = testBlock(blockPackageJson, {
 			addons: {

src/blocks/blockPackageJson.ts

@@ -42,6 +42,7 @@ export const blockPackageJson = base.createBlock({
 				"package.json": sortPackageJson(
 					JSON.stringify(
 						removeUndefinedObjects({
+							type: "module",
 							...options.packageData,
 							...addons.properties,
 							author: { email: options.email.npm, name: options.author },
@@ -75,7 +76,6 @@ export const blockPackageJson = base.createBlock({
 								...options.packageData?.scripts,
 								...addons.properties.scripts,
 							},
-							type: "module",
 							version: options.version ?? "0.0.0",
 						}),
 					),