docs: add willGraham01 as a contributor for code (#604)

Adds @willGraham01 as a contributor for code.

This was requested by paddyroddy [in this
comment](#601 (comment))

---------

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
Co-authored-by: Patrick J. Roddy <patrickjamesroddy@gmail.com>

Author: allcontributors[bot]

.all-contributorsrc

@@ -204,7 +204,8 @@
       "profile": "https://willgraham01.github.io/",
       "contributions": [
         "content",
-        "review"
+        "review",
+        "code"
       ]
     },
     {

README.md

@@ -96,7 +96,7 @@ Note that `uv>=0.6.7` is required to use the `--group` option.
       <td align="center" valign="top" width="14.28%"><a href="http://adamltyson.com"><img src="https://avatars.githubusercontent.com/u/13147259?v=4?s=100" width="100px;" alt="Adam Tyson"/><br /><sub><b>Adam Tyson</b></sub></a><br /><a href="#content-adamltyson" title="Content">🖋</a></td>
     </tr>
     <tr>
-      <td align="center" valign="top" width="14.28%"><a href="https://willgraham01.github.io/"><img src="https://avatars.githubusercontent.com/u/32364977?v=4?s=100" width="100px;" alt="Will Graham"/><br /><sub><b>Will Graham</b></sub></a><br /><a href="#content-willGraham01" title="Content">🖋</a> <a href="#review-willGraham01" title="Reviewed Pull Requests">👀</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://willgraham01.github.io/"><img src="https://avatars.githubusercontent.com/u/32364977?v=4?s=100" width="100px;" alt="Will Graham"/><br /><sub><b>Will Graham</b></sub></a><br /><a href="#content-willGraham01" title="Content">🖋</a> <a href="#review-willGraham01" title="Reviewed Pull Requests">👀</a> <a href="#code-willGraham01" title="Code">💻</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/nikk-nikaznan"><img src="https://avatars.githubusercontent.com/u/48319650?v=4?s=100" width="100px;" alt="nikk-nikaznan"/><br /><sub><b>nikk-nikaznan</b></sub></a><br /><a href="#content-nikk-nikaznan" title="Content">🖋</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/katiebuntic"><img src="https://avatars.githubusercontent.com/u/96536608?v=4?s=100" width="100px;" alt="Katie Buntic"/><br /><sub><b>Katie Buntic</b></sub></a><br /><a href="#content-katiebuntic" title="Content">🖋</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/robertvi"><img src="https://avatars.githubusercontent.com/u/456100?v=4?s=100" width="100px;" alt="Robert Vickerstaff"/><br /><sub><b>Robert Vickerstaff</b></sub></a><br /><a href="#doc-robertvi" title="Documentation">📖</a></td>