Add OntoMir network (#862)

Added details for the OntoMir blockchain project including its description, website, and social media links.

Co-authored-by: Lorenz Lehmann <[email protected]>

Author: Aghostraa

data/projects/o/ontomir-network.yaml

@@ -12,3 +12,5 @@ websites:
 social:
   twitter:
     - url: https://x.com/ontomir_chain
+  telegram:
+    - url: http://t.me/ontomirchain