protobuf_25: 25.2 -> 25.3

Changelog: https://github.com/protocolbuffers/protobuf/releases/tag/v25.3

pkgs/development/libraries/protobuf/25.nix

···
 { callPackage, ... } @ args:
 
 callPackage ./generic.nix ({
-  version = "25.2";
-  hash = "sha256-Bw7xOgcGLshFppH4qD8E48D8v21ZJRaRkK19LPSATMg=";
+  version = "25.3";
+  hash = "sha256-N/mO9a6NyC0GwxY3/u1fbFbkfH7NTkyuIti6L3bc+7k=";
 } // args)

pkgs/top-level/all-packages.nix

···
 
   protobuf = protobuf_24;
 
-  protobuf_25 = callPackage ../development/libraries/protobuf/25.nix {
-    abseil-cpp = abseil-cpp_202308;
-  };
+  protobuf_25 = callPackage ../development/libraries/protobuf/25.nix { };
   protobuf_24 = callPackage ../development/libraries/protobuf/24.nix { };
   protobuf_23 = callPackage ../development/libraries/protobuf/23.nix { };
   protobuf_21 = callPackage ../development/libraries/protobuf/21.nix {