fix(deps): update dependency google-gax to v1

[renovate]

This PR contains the following updates:

Package	Type	Update	Change	References
google-gax	dependencies	major	^0.26.0 -> ^1.0.0	source

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Release Notes

googleapis/gax-nodejs

v1.0.0

Compare Source

Bug Fixes

• deps: update dependency @​grpc/grpc-js to ^0.4.0 (#​487) (981b1ed)
• deps: update dependency google-auth-library to v4 (#​493) (03236f4)

Build System

• upgrade engines field to >=8.10.0 (#​483) (728678a)

Features

• use @​grpc/grpc-js instead of grpc (#​484) (b872f2b)

BREAKING CHANGES

• use @​grpc/grpc-js instead of grpc (#​484)
• upgrade engines field to >=8.10.0 (#​483)

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[codecov]

Codecov Report

Merging #477 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #477   +/-   ##
=======================================
  Coverage   97.21%   97.21%           
=======================================
  Files          10       10           
  Lines         431      431           
  Branches       55       55           
=======================================
  Hits          419      419           
  Partials       12       12

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