Update module google.golang.org/grpc to v1.36.1

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
google.golang.org/grpc	require	patch	v1.36.0 -> v1.36.1

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Release Notes

grpc/grpc-go

### [`v1.36.1`](https://togithub.com/grpc/grpc-go/releases/v1.36.1) [Compare Source](https://togithub.com/grpc/grpc-go/compare/v1.36.0...v1.36.1) - xds: add env var protection for client-side security ([#​4247](https://togithub.com/grpc/grpc-go/issues/4247))

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[coveralls]

Pull Request Test Coverage Report for Build 688382064

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 81.962%

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Totals
Change from base Build 685125489:	0.0%
Covered Lines:	259
Relevant Lines:	316

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💛 - Coveralls