sponsors: drop graphite (#394)

graphite sponsorship ended in September

Author: justinmk

README.md

@@ -1,7 +1,8 @@
 # Neovim.io website
 
 This repository contains the source for the neovim.io website.
-To report a bug in Neovim itself, go here: https://github.com/neovim/neovim
+
+*To report a bug Neovim,* go here: https://github.com/neovim/neovim
 
 ## Contributing
 
@@ -36,5 +37,5 @@ Notes:
   crawled neovim.io/doc2 generated from this repository).
 - Site search (for `:help` docs) is served by [Algolia Docsearch](https://docsearch.algolia.com/).
     - The javascript and UI container were setup in [this commit](https://github.com/neovim/neovim.github.io/commit/ce9aef12eb1c98135965e3a9c5c792bf9e506a76).
-    - The docs pages don't use the jekyll layout so they also need to [manually include](https://github.com/neovim/neovim/pull/23839) the javascript and define a UI container.
+    - The docs pages don't use the layout so they also need to [manually include](https://github.com/neovim/neovim/pull/23839) the javascript and define a UI container.
     - Admin: https://www.algolia.com/apps/X185E15FPG/dashboard

layouts/index.html

@@ -84,15 +84,6 @@ <h2 id="sponsors-header"><a href="/sponsors">Sponsors</a></h2>
                         CodeRabbit cuts code review time and bugs in half. Works on PRs, IDE, and CLI.
                     </a>
                 </div>
-                <div class="first-level-sponsor">
-                    <a href="https://graphite.dev/?utm_source=github&utm_medium=repo&utm_campaign=neovim">
-                        <img width="340" class="img-fluid" src="images/sponsors/graphite.gif"
-                            alt="Graphite is the AI developer productivity platform helping teams on GitHub ship higher quality software, faster">
-                        <br />
-                        Graphite is the AI developer productivity platform helping teams on GitHub ship higher quality
-                        software, faster
-                    </a>
-                </div>
                 <div class="first-level-sponsor">
                     <a href="http://go.warp.dev/neovim"><img width="340" class="img-fluid"
                             src="https://raw.githubusercontent.com/warpdotdev/brand-assets/refs/heads/main/Github/Sponsor/Warp-Github-LG-01.png"
@@ -260,4 +251,4 @@ <h2 id="sponsor">The work continues...</h2>
         </div>
     </div>
 </section>
-{{ end }}
+{{ end }}