deps: update dependency com.google.cloud:google-cloud-shared-dependencies to v0.21.1

[renovate-bot]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
com.google.cloud:google-cloud-shared-dependencies	0.21.0 -> 0.21.1

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Release Notes

googleapis/java-shared-dependencies

v0.21.1

Compare Source

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[codecov]

Codecov Report

Merging #197 (3b0c1ac) into master (5c08ae9) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #197   +/-   ##
=========================================
  Coverage     74.79%   74.79%           
  Complexity      104      104           
=========================================
  Files            12       12           
  Lines           738      738           
  Branches          2        2           
=========================================
  Hits            552      552           
  Misses          180      180           
  Partials          6        6           

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