Update golang Docker tag to v1.13.6 (#296)
Update golang Docker tag to v1.13.6 (#296)

Co-authored-by: WhiteSource Renovate <4e3adfceaad659ebdd3c586014a0b3732b1fa93f@gmail.com>

jmhodges/howsmyssl,jmhodges/howsmyssl,jmhodges/howsmyssl