Release GitHub importer higher Sidekiq interrupts

What does this MR do and why?

This MR releases an increased max Sidekiq interrupts for some GitHub importer workers.

#416777 (closed) #429306 (closed)

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.

Related to #429306 (closed)