Add ducks.party instance to instance list (#36)

* Add ducks.party instance to instance list

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Co-authored-by: nyuuzyou <httsmvkcom@duck.com>
Co-authored-by: syeopite <syeopite@syeopite.dev>

Author: 3 people

instances.md

@@ -4,7 +4,7 @@
 |-|-|-|-|-|
 |[pb.bloat.cat](https://pb.bloat.cat)|https|Romania|No|No|
 |[tb.opnxng.com](https://tb.opnxng.com)|https|Singapore|No|No|
-
+|[priviblur.ducks.party](https://priviblur.ducks.party)|https|Germany|No|No|
 ### Rules
   - Your instance must not be more than a month out of date compared with either the latest commit or latest release. 
   - If your instance is modified, you must disclose the source in some prominent way within Priviblur and clearly state that it has been modified