Revert "Marked Kitura.run as noreturn"
Revert "Marked Kitura.run as noreturn"

This reverts commit a4ffefcb211d934bf133a7892a31db7e031df321.

IBM-Swift/Kitura,naithar/Kitura,naithar/Kitura,IBM-Swift/Kitura,naithar/Kitura,IBM-Swift/Kitura,IBM-Swift/Kitura,naithar/Kitura