Update graphql-tools in /modules/api from 2.21.0 to 2.22.0

[dependencies]

Dependencies.io has updated graphql-tools (a npm dependency in /modules/api) from "2.21.0" to "2.22.0".

2.22.0

• When concatenating errors maintain a reference to the original for use downstream Issue #480 PR #637
• Improve generic typings for several resolver-related interfaces PR #662
• Remove copied apollo-link code PR #670
• Handle undefined path in getErrorsFromParent PR #667

[codecov-io]

Codecov Report

Merging #71 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master      #71   +/-   ##
=======================================
  Coverage   71.68%   71.68%           
=======================================
  Files          18       18           
  Lines         166      166           
  Branches       27       27           
=======================================
  Hits          119      119           
  Misses         35       35           
  Partials       12       12

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