docs: add ericmorgan1 as a contributor for code (Aeolun#5)

* docs: update README.md [skip ci]

* docs: create .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>

.all-contributorsrc

@@ -0,0 +1,25 @@
+{
+  "files": [
+    "README.md"
+  ],
+  "imageSize": 100,
+  "commit": false,
+  "commitConvention": "angular",
+  "contributors": [
+    {
+      "login": "ericmorgan1",
+      "name": "Eric M.",
+      "avatar_url": "https://avatars.githubusercontent.com/u/10346191?v=4",
+      "profile": "https://github.com/ericmorgan1",
+      "contributions": [
+        "code"
+      ]
+    }
+  ],
+  "contributorsPerLine": 7,
+  "skipCi": true,
+  "repoType": "github",
+  "repoHost": "https://github.com",
+  "projectName": "react-diff-viewer-continued",
+  "projectOwner": "Aeolun"
+}

README.md

@@ -1,4 +1,7 @@
 <img src='https://github.com/Aeolun/react-diff-viewer-continued/raw/master/logo_dark.png' width="100%" alt='React Diff Viewer' />
+<!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
+[![All Contributors](https://img.shields.io/badge/all_contributors-1-orange.svg?style=flat-square)](#contributors-)
+<!-- ALL-CONTRIBUTORS-BADGE:END -->
 <br/>
 
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
@@ -371,6 +374,20 @@ Check package.json for more build scripts.
 <!-- ALL-CONTRIBUTORS-LIST:START - Do not remove or modify this section -->
 <!-- prettier-ignore-start -->
 <!-- markdownlint-disable -->
+<table>
+  <tbody>
+    <tr>
+      <td align="center"><a href="https://github.com/ericmorgan1"><img src="https://avatars.githubusercontent.com/u/10346191?v=4?s=100" width="100px;" alt="Eric M."/><br /><sub><b>Eric M.</b></sub></a><br /><a href="https://github.com/Aeolun/react-diff-viewer-continued/commits?author=ericmorgan1" title="Code">💻</a></td>
+    </tr>
+  </tbody>
+</table>
+
+<!-- markdownlint-restore -->
+<!-- prettier-ignore-end -->
+
+<!-- ALL-CONTRIBUTORS-LIST:END -->
+<!-- prettier-ignore-start -->
+<!-- markdownlint-disable -->
 
 <!-- markdownlint-restore -->
 <!-- prettier-ignore-end -->