docs: add blastik as a contributor for code (#12290)

Adds @blastik as a contributor for code.

This was requested by stavros-k [in this
comment](https://github.com/truecharts/charts/pull/12289#issuecomment-1708444062)

[skip ci]

---------

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

.all-contributorsrc

@@ -1955,6 +1955,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "blastik",
+      "name": "David CM",
+      "avatar_url": "https://avatars.githubusercontent.com/u/3662083?v=4",
+      "profile": "https://github.com/blastik",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 7,

.github/README.md

@@ -124,7 +124,7 @@ A lot of our work is based on the great effort of others. We would love to exten
 ## Contributors ✨
 
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-209-orange.svg?style=for-the-badge)](#contributors)
+[![All Contributors](https://img.shields.io/badge/all_contributors-210-orange.svg?style=for-the-badge)](#contributors)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/docs/en/emoji-key)):
@@ -404,6 +404,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/polarstack"><img src="https://avatars.githubusercontent.com/u/42521003?v=4?s=100" width="100px;" alt="polarstack"/><br /><sub><b>polarstack</b></sub></a><br /><a href="https://github.com/truecharts/charts/commits?author=polarstack" title="Code">💻</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/K1Hyve"><img src="https://avatars.githubusercontent.com/u/53298451?v=4?s=100" width="100px;" alt="Keyvan"/><br /><sub><b>Keyvan</b></sub></a><br /><a href="https://github.com/truecharts/charts/commits?author=K1Hyve" title="Code">💻</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/MickaelFontes"><img src="https://avatars.githubusercontent.com/u/81414455?v=4?s=100" width="100px;" alt="MickaelFontes"/><br /><sub><b>MickaelFontes</b></sub></a><br /><a href="https://github.com/truecharts/charts/commits?author=MickaelFontes" title="Code">💻</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/blastik"><img src="https://avatars.githubusercontent.com/u/3662083?v=4?s=100" width="100px;" alt="David CM"/><br /><sub><b>David CM</b></sub></a><br /><a href="https://github.com/truecharts/charts/commits?author=blastik" title="Code">💻</a></td>
     </tr>
   </tbody>
 </table>