Update README.md with digitalocean info (#4742)

* Update README.md with digitalocean info

* update link for DO in docs

README.md

@@ -132,7 +132,7 @@ There are several options to deploy InvenTree.
 <div align="center"><h4>
     <a href="https://docs.inventree.org/en/latest/start/docker/">Docker</a>
     <span> · </span>
-    <a href="https://marketplace.digitalocean.com/apps/inventree?refcode=d6172576d014"><img src="https://www.deploytodo.com/do-btn-blue-ghost.svg" alt="Deploy to DO" width="auto" height="40" /></a>
+    <a href="https://inventree.org/digitalocean"><img src="https://www.deploytodo.com/do-btn-blue-ghost.svg" alt="Deploy to DO" width="auto" height="40" /></a>
     <span> · </span>
     <a href="https://docs.inventree.org/en/latest/start/install/">Bare Metal</a>
 </h4></div>
@@ -171,6 +171,13 @@ We would like to acknowledge a few special projects:
 
 Find a full list of used third-party libraries in [our documentation](https://docs.inventree.org/en/latest/credits/).
 
+<p>This project is supported by:</p>
+<p>
+  <a href="https://inventree.org/digitalocean">
+    <img src="https://opensource.nyc3.cdn.digitaloceanspaces.com/attribution/assets/SVG/DO_Logo_horizontal_blue.svg" width="201px">
+  </a>
+</p>
+
 <!-- License -->
 ## :warning: License
 

docs/docs/extend/integrate.md

@@ -24,7 +24,7 @@ Still under heavy development.
 
 ### DigitalOcean droplet
 
-[InvenTree droplet](https://marketplace.digitalocean.com/apps/inventree?refcode=d6172576d014) is a 1-click solution to deploy InvenTree in the cloud with DigitalOcean. You still have to administer and update your instance.
+[InvenTree droplet](https://inventree.org/digitalocean) is a 1-click solution to deploy InvenTree in the cloud with DigitalOcean. You still have to administer and update your instance.
 The source code for this droplet can be found in [inventree_droplet](https://github.com/invenhost/inventree_droplet).
 
 ### InvenTree zebra plugin