fix: correct value phrasing for mode parsing (#791)

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## PR Checklist

- [x] Addresses an existing open issue: fixes #790
- [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

Makes them bold instead.

![Screenshot of the options from the issue, bold instead of
--](https://github.com/JoshuaKGoldberg/create-typescript-app/assets/3335181/5f2f2770-c95d-4b1a-a561-0a65ce0f9eab)

Author: JoshuaKGoldberg

src/bin/mode.ts

@@ -33,20 +33,28 @@ export async function promptForMode(input: boolean | string | undefined) {
 		return input;
 	}
 
+	const label = (base: string, text: string) => `${chalk.bold(base)} ${text}`;
+
 	const selection = filterPromptCancel(
 		(await prompts.select({
 			message: chalk.blue("How would you like to use the template?"),
 			options: [
 				{
-					label: "--create a new repository in a child directory",
+					label: label("create", "a new repository in a child directory"),
 					value: "create",
 				},
 				{
-					label: "--initialize a freshly repository in the current directory",
+					label: label(
+						"initialize",
+						"a freshly repository in the current directory",
+					),
 					value: "initialize",
 				},
 				{
-					label: "--migrate an existing repository in the current directory",
+					label: label(
+						"migrate",
+						"an existing repository in the current directory",
+					),
 					value: "migrate",
 				},
 			],