refactor(ts): enable noImplicitAny on test/request.ts

[josecervino]

Fixes #326

• Tests and linter pass
• Code coverage does not decrease (if any source code was changed)
• Appropriate docs were updated (if necessary)

[codecov]

Codecov Report

Merging #343 into master will not change coverage.
The diff coverage is 100%.

@@           Coverage Diff           @@
##           master     #343   +/-   ##
=======================================
  Coverage   97.59%   97.59%           
=======================================
  Files           7        7           
  Lines         583      583           
  Branches       63       63           
=======================================
  Hits          569      569           
  Misses          6        6           
  Partials        8        8

Impacted Files	Coverage Δ
src/request.ts	99.37% <100%> (ø)	⬆️

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[JustinBeckwith]

Looks like we need a linty fixy