feat(lint): add no-useless-rename and object-shorthand (#944)

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## PR Checklist

- [X] Addresses an existing open issue: fixes #939 
- [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

This PR adds the following rules to the ESLint config:
-
[no-useless-rename](https://eslint.org/docs/latest/rules/no-useless-rename)
-
[object-shorthand](https://eslint.org/docs/latest/rules/object-shorthand)

The rules have also been added to the created `.eslintrc` files and the
test has been updated. Lint errors have been solved.

Co-authored-by: Josh Goldberg ✨ <[email protected]>

Author: DerTimonius

.eslintrc.cjs

@@ -164,6 +164,8 @@ module.exports = {
 			"error",
 			{ blankLine: "always", next: "*", prev: "block-like" },
 		],
+		"no-useless-rename": "error",
+		"object-shorthand": "error",
 		"perfectionist/sort-objects": [
 			"error",
 			{

src/shared/options/ensureRepositoryExists.ts

@@ -86,5 +86,5 @@ export async function ensureRepositoryExists(
 		}
 	}
 
-	return { github: github, repository };
+	return { github, repository };
 }

src/steps/writing/creation/createESLintRC.test.ts

@@ -252,6 +252,8 @@ describe("createESLintRC", () => {
 				      \\"error\\",
 				      { blankLine: \\"always\\", next: \\"*\\", prev: \\"block-like\\" },
 				    ],
+				    \\"no-useless-rename\\": \\"error\\",
+				    \\"object-shorthand\\": \\"error\\",
 				    \\"perfectionist/sort-objects\\": [
 				      \\"error\\",
 				      {

src/steps/writing/creation/createESLintRC.ts

@@ -212,6 +212,8 @@ module.exports = {
 			"error",
 			{ blankLine: "always", next: "*", prev: "block-like" },
 		],
+		"no-useless-rename": "error",
+		"object-shorthand": "error",
 		`
 		}${
 			options.excludeLintPerfectionist