hhvm: fixup build

+2
+2
pkgs/development/compilers/hhvm/default.nix
··· 40 40 --replace /bin/bash ${stdenv.shell} 41 41 substituteInPlace ./configure \ 42 42 --replace "/usr/bin/env bash" ${stdenv.shell} 43 + sed '1i#include <vector>' \ 44 + -i ./third-party/mcrouter/mcrouter/lib/fibers/TimeoutController.h 43 45 ''; 44 46 45 47 cmakeFlags = [ "-DCMAKE_BUILD_TYPE=Release" ];