fix #308

[Falieson]

This fix addresses issue #308

Failed to compile.

./node_modules/apollo-link-state/lib/utils.js 21:51-56
  'graphql' does not contain an export named 'print'.

Until this is merged people can use my adoption at:
https://www.npmjs.com/package/@tgrx/apollo-link-state

[apollo-cla]

@Falieson: Thank you for submitting a pull request! Before we can merge it, you'll need to sign the Meteor Contributor Agreement here: https://contribute.meteor.com/

[codecov-io]

Codecov Report

Merging #335 into master will not change coverage.
The diff coverage is 100%.

@@          Coverage Diff          @@
##           master   #335   +/-   ##
=====================================
  Coverage      95%    95%           
=====================================
  Files           2      2           
  Lines          80     80           
  Branches       22     22           
=====================================
  Hits           76     76           
  Misses          1      1           
  Partials        3      3

Impacted Files	Coverage Δ
packages/apollo-link-state/src/utils.ts	100% <100%> (ø)	⬆️

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[maticrivo]

Hey, when can we expect this to be merged?