Resolve G114 use of net/http serve function that has no support for setting timeouts

[austinvazquez]

Resolve the following errors:

Error: internal/network_test_utils.go:135:10: G114: Use of net/http serve function that has no support for setting timeouts (gosec)
		return http.ListenAndServe(l.ipAddr+":80", nil)

[austinvazquez]

Success criteria is this line can be removed from .golangci.yml

    - G114 # Use of net/http serve function without timeouts.