cpp-jwt: fix build with strictDeps = true;

pkgs/development/libraries/cpp-jwt/default.nix

@@ -19,12 +19,14 @@ stdenv.mkDerivation rec {
     "-DCPP_JWT_BUILD_EXAMPLES=OFF"
   ];
 
-  nativeBuildInputs = [ cmake gtest ];
+  nativeBuildInputs = [ cmake ];
 
-  buildInputs = [ openssl nlohmann_json ];
+  buildInputs = [ gtest openssl nlohmann_json ];
 
   doCheck = true;
 
+  strictDeps = true;
+
   meta = {
     description = "JSON Web Token library for C++";
     homepage = "https://github.com/arun11299/cpp-jwt";