Flaky test `TestConnectionHandlerOpenUpdateClose` on mac

[elhimov]

Example of failed run

=== RUN   TestConnectionHandlerOpenUpdateClose
2025/07/07 14:15:56 tarantool: connect to 127.0.0.1:3013 failed: failed to authenticate: read error: context canceled
    connection_pool_test.go:1135: 
        	Error Trace:	/Users/runner/work/go-tarantool/go-tarantool/tarantool/go-tarantool/pool/connection_pool_test.go:1135
        	Error:      	Expected nil, but got: &errors.errorString{s:"can't find rw instance in pool"}
        	Test:       	TestConnectionHandlerOpenUpdateClose
        	Messages:   	failed to make ro
--- FAIL: TestConnectionHandlerOpenUpdateClose (0.03s)

Duplicate of TNTP-3643