fix(dep): update to be compatible with @google-cloud/common 2.1.X

[nolanmar511]

No description provided.

[codecov]

Codecov Report

Merging #529 into master will decrease coverage by 0.47%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master     #529      +/-   ##
==========================================
- Coverage   76.38%   75.91%   -0.48%     
==========================================
  Files           7        7              
  Lines         271      274       +3     
  Branches       56       56              
==========================================
+ Hits          207      208       +1     
- Misses         49       50       +1     
- Partials       15       16       +1

Impacted Files	Coverage Δ
ts/src/profiler.ts	88.41% <100%> (-1.03%)	⬇️

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[nolanmar511]

@JustinBeckwith -- Any guidance on making our headers compliant with header-check?

[JustinBeckwith]

@nolanmar511 right now it's safe to ignore that - it shouldn't be required. Working with @bcoe to figure out how to roll this bot out :)