Merge pull request #1501 from helium/jg/grpcbox-update

update grpcbox

Author: jeffgrunewald

rebar.lock

@@ -55,7 +55,7 @@
  {<<"gproc">>,{pkg,<<"gproc">>,<<"0.8.0">>},1},
  {<<"grpcbox">>,
   {git,"https://github.com/novalabsxyz/grpcbox.git",
-       {ref,"1cf5d0dd0b4073906039ad00ba5c562e7f29595b"}},
+       {ref,"e1f0bdbb5408c5d5bb68b5c848c19b89bce90c84"}},
   0},
  {<<"h3">>,
   {git,"https://github.com/helium/erlang-h3.git",