Chore: return to gh runners (#6462)

.github/workflows/docker-publish.yml

@@ -53,7 +53,7 @@ jobs:
   build:
     name: Docker Build & Push
     if: github.repository == 'gethomepage/homepage'
-    runs-on: self-hosted
+    runs-on: ubuntu-22.04
     needs: [ pre-commit ]
     permissions:
       contents: read

README.md

@@ -27,13 +27,6 @@
   <a href="https://paypal.me/phelpsben" title="Donate"><img alt="GitHub Sponsors" src="https://img.shields.io/github/sponsors/benphelps"></a>
 </p>
 
-<p align="center">
-  <a href="https://www.digitalocean.com/?refcode=df14bcb7c016&utm_campaign=Referral_Invite&utm_medium=Referral_Program&utm_source=badge"><img src="https://web-platforms.sfo2.cdn.digitaloceanspaces.com/WWW/Badge%201.svg" alt="DigitalOcean Referral Badge" /></a>
-</p>
-<p align="center">
-<em>Homepage builds are kindly powered by DigitalOcean.</em>
-</p>
-
 # Features
 
 With features like quick search, bookmarks, weather support, a wide range of integrations and widgets, an elegant and modern design, and a focus on performance, Homepage is your ideal start to the day and a handy companion throughout it.