Revert "bisq2: init @ 2.1.2" (#352550)

Author: vcunat

pkgs/by-name/bi/bisq/package.nix

@@ -3291,10 +3291,6 @@ with pkgs;
 
   bisq-desktop = callPackage ../applications/blockchains/bisq-desktop { };
 
-  bisq2 = callPackage ../by-name/bi/bisq/package.nix {
-    openjdk = jdk22.override { enableJavaFX = true; };
-  };
-
   bic = callPackage ../development/interpreters/bic { };
 
   biscuit-cli = callPackage ../tools/security/biscuit-cli { };