update speakers

spec/23/speakers.yaml

@@ -600,6 +600,8 @@
   nickname: cryptonda
   twitter: cryptondacz
   bio: Web developer, podnikatel, nadšenec do krypta a NFT
+  orgs: |
+    [Develit.io](https://develit.io/)
   tracks: [ nft ]
   country: cz
   desc: |