Update Go distribution to version 1.18.8
What does this MR do?
Upgrades to Go 1.18.8
Why was this MR needed?
Go 1.18.8 has a security fix for Windows: https://groups.google.com/g/golang-announce/c/mbHY1UY3BaM
Edited by Stan Hu
Upgrades to Go 1.18.8
Go 1.18.8 has a security fix for Windows: https://groups.google.com/g/golang-announce/c/mbHY1UY3BaM