[47] upgrade axios

[voj]

closes #47

Smoketest passes:

Query: query {about, current_model_version}
Response: {"data":{"about":"Hello, I am nshm_model_graphql_api, version: 0.3.0!","current_model_version":"NSHM_v1.0.4"}}
Matches: /data.*about.*Hello

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (fbebae2) to head (162c1cd).
⚠️ Report is 1 commits behind head on deploy-test.

Additional details and impacted files

@@              Coverage Diff              @@
##           deploy-test       #49   +/-   ##
=============================================
  Coverage       100.00%   100.00%           
=============================================
  Files                6         6           
  Lines              234       234           
  Branches            11        11           
=============================================
  Hits               234       234           

Flag	Coverage Δ
unittests	100.00% <ø> (ø)

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