ocrmypdf: 12.3.0 -> 12.5.0
ocrmypdf: 12.3.0 -> 12.5.0

Version 12.3.0 is not compatible with pluggy 1.0 (which now is in
nixpkgs), so we have to upgrade to a version that supports it.

NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs