protobuf_27: 27.3 -> 27.4

Diff: protocolbuffers/protobuf@v27.3...v27.4

Changelog:
https://github.com/protocolbuffers/protobuf/releases/tag/v27.4

Author: GaetanLepage

pkgs/development/libraries/protobuf/27.nix

@@ -1,6 +1,6 @@
 { callPackage, ... } @ args:
 
 callPackage ./generic.nix ({
-  version = "27.3";
-  hash = "sha256-JZtRNGjAns1VJ+0831AzgOaBQkHAnnLxeXs4SoXlXpE=";
+  version = "27.4";
+  hash = "sha256-PejX1RlEw8ASU7vWMdpQ8WaPJrxURK01GXBx+pvwV4I=";
 } // args)