Update graphql-tools in /modules/api from 2.20.0 to 2.20.2

[dependencies]

Dependencies.io has updated graphql-tools (a npm dependency in /modules/api) from "2.20.0" to "2.20.2".

2.20.2

• Pass through apollo-link-http errors to originalError PR #621

[codecov-io]

Codecov Report

Merging #25 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master      #25   +/-   ##
=======================================
  Coverage   47.77%   47.77%           
=======================================
  Files          12       12           
  Lines          90       90           
  Branches       15       15           
=======================================
  Hits           43       43           
  Misses         35       35           
  Partials       12       12

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