[go.opentelemetry.io/collector/client]: Report for failed tests on main


Auto-generated report for `go-tests` job build.

Link to failed build: 

#### Test Failures
-  TestNewContext/valid_client
-  TestNewContext/nil_client
-  TestNewContext


**Note**: Information about any subsequent build failures that happen while
this issue is open, will be added as comments with more information to this issue.

Assigned code owners: @ArthurSens
