docs: add emojis to README.md badges (#590)

## PR Checklist

- [x] Addresses an existing open issue: fixes #589
- [x] That issue was marked as [`status: accepting
prs`](https://github.com/JoshuaKGoldberg/template-typescript-node-package/issues?q=is%3Aopen+is%3Aissue+label%3A%22status%3A+accepting+prs%22)
- [x] Steps in
[CONTRIBUTING.md](https://github.com/JoshuaKGoldberg/template-typescript-node-package/blob/main/.github/CONTRIBUTING.md)
were taken

## Overview

Touches up some of the alt text too.

Author: JoshuaKGoldberg

.all-contributorsrc

@@ -1,5 +1,5 @@
 {
-  "badgeTemplate": "<img alt=\"All Contributors: <%= contributors.length %>\" src=\"https://img.shields.io/badge/all_contributors-<%= contributors.length %>-21bb42.svg\" />",
+  "badgeTemplate": "<img alt=\"All Contributors: <%= contributors.length %> 🤝\" src=\"https://img.shields.io/badge/all_contributors-<%= contributors.length %>_🤝-21bb42.svg\" />",
   "commit": false,
   "commitConvention": "angular",
   "contributors": [

README.md

@@ -6,24 +6,24 @@
 	<a href="#contributors" target="_blank">
 <!-- prettier-ignore-start -->
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-<img alt="All Contributors: 21" src="https://img.shields.io/badge/all_contributors-21-21bb42.svg" />
+<img alt="All Contributors: 21 🤝" src="https://img.shields.io/badge/all_contributors-21_🤝-21bb42.svg" />
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 <!-- prettier-ignore-end -->
 	</a>
 	<a href="https://codecov.io/gh/JoshuaKGoldberg/template-typescript-node-package" target="_blank">
 		<img alt="Codecov Test Coverage" src="https://codecov.io/gh/JoshuaKGoldberg/template-typescript-node-package/branch/main/graph/badge.svg?token=eVIFY4MhfQ"/>
 	</a>
 	<a href="https://github.com/JoshuaKGoldberg/template-typescript-node-package/blob/main/.github/CODE_OF_CONDUCT.md" target="_blank">
-		<img alt="Contributor Covenant" src="https://img.shields.io/badge/code_of_conduct-enforced-21bb42" />
+		<img alt="Code of Conduct: Enforced 🤝" src="https://img.shields.io/badge/code_of_conduct-enforced_🤝-21bb42" />
 	</a>
 	<a href="https://github.com/JoshuaKGoldberg/template-typescript-node-package/blob/main/LICENSE.md" target="_blank">
-	    <img alt="License: MIT" src="https://img.shields.io/github/license/JoshuaKGoldberg/template-typescript-node-package?color=21bb42">
+	    <img alt="License: MIT 📝" src="https://img.shields.io/badge/license-MIT_📝-21bb42.svg">
     </a>
 	<a href="https://github.com/sponsors/JoshuaKGoldberg" target="_blank">
-    	<img alt="Sponsor: On GitHub" src="https://img.shields.io/badge/sponsor-on_github-21bb42.svg" />
+    	<img alt="Sponsor: On GitHub 💸" src="https://img.shields.io/badge/sponsor-on_github_💸-21bb42.svg" />
     </a>
-	<img alt="Style: Prettier" src="https://img.shields.io/badge/style-prettier-21bb42.svg" />
-    <img alt="TypeScript: Strict" src="https://img.shields.io/badge/typescript-strict-21bb42.svg" />
+	<img alt="Style: Prettier 🧹" src="https://img.shields.io/badge/style-prettier_🧹-21bb42.svg" />
+    <img alt="TypeScript: Strict 💪" src="https://img.shields.io/badge/typescript-strict_💪-21bb42.svg" />
 </p>
 
 ## Explainer