brlaser: set cmake minimum version policy to 3.5

pkgs/by-name/br/brlaser/package.nix

@@ -29,6 +29,8 @@ stdenv.mkDerivation rec {
   ];
 
   cmakeFlags = [
+    # NOTE: this can be removed once version 6.2.8 is released
+    "-DCMAKE_POLICY_VERSION_MINIMUM=3.5"
     "-DCUPS_SERVER_BIN=lib/cups"
     "-DCUPS_DATA_DIR=share/cups"
   ];