Added bitcrowd to premium sponsors

Author: squidfunk

.github/assets/sponsors/sponsor-bitcrowd.png

@@ -140,6 +140,9 @@
   <a href="https://civicactions.com/" target=_blank><img
     src="https://raw.githubusercontent.com/squidfunk/mkdocs-material/master/.github/assets/sponsors/sponsor-civic-actions.png" height="58"
   /></a>
+  <a href="https://bitcrowd.net/" target=_blank><img
+    src="https://raw.githubusercontent.com/squidfunk/mkdocs-material/master/.github/assets/sponsors/sponsor-bitcrowd.png" height="58"
+  /></a>
 </p>
 <p>&nbsp;</p>
 

README.md

@@ -195,6 +195,7 @@ You can cancel your sponsorship anytime.[^5]
 [![Cash App]](https://cash.app/){ target=_blank title="Cash App" }
 [![RackN]](https://rackn.com/){ target=_blank title="RackN" }
 [![CivicActions]](https://civicactions.com/){ target=_blank title="CivicActions" }
+[![bitcrowd]](https://bitcrowd.net/){ target=_blank title="bitcrowd" }
 
 </div>
 
@@ -223,6 +224,7 @@ You can cancel your sponsorship anytime.[^5]
   [Cash App]: https://raw.githubusercontent.com/squidfunk/mkdocs-material/master/.github/assets/sponsors/sponsor-cashapp.png
   [RackN]: https://raw.githubusercontent.com/squidfunk/mkdocs-material/master/.github/assets/sponsors/sponsor-rackn.png
   [CivicActions]: https://raw.githubusercontent.com/squidfunk/mkdocs-material/master/.github/assets/sponsors/sponsor-civic-actions.png
+  [bitcrowd]: https://raw.githubusercontent.com/squidfunk/mkdocs-material/master/.github/assets/sponsors/sponsor-bitcrowd.png
 
 <hr />