Use version of gocov supported by sonic-gnmi

[zbud-msft]

Why I did it

axw gocov was modified to use go 1.22 while currently sonic-gnmi still uses 1.13 a few days ago from this PR creation date. To ensure pipeline still works, we are specifying last stable version of axw gocov that still worked with sonic-gnmi pipeline which was 1.1.0

How I did it

Specify gocov version

How to verify it

Pipeline

Which release branch to backport (provide reason below if selected)

• [ ] 201811
• [ ] 201911
• [ ] 202006
• [ ] 202012
• [ ] 202106
• [ ] 202111

Description for the changelog

Link to config_db schema for YANG module changes

A picture of a cute animal (not mandatory but encouraged)

[mssonicbld]

Cherry-pick PR to 202405: https://github.com/sonic-net/sonic-gnmi/pull/302