full diff: https://github.com/golang/go/compare/go1.13.5...go1.13.6
go1.13.6 (released 2020/01/09) includes fixes to the runtime and the net/http
package. See the Go 1.13.6 milestone on the issue tracker for details.
https://github.com/golang/go/issues?q=milestone%3AGo1.13.6+label%3ACherryPickApproved
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>