Remove no longer used channels option from interrupt_sessions task

[rowanseymour]

No description provided.

[codecov]

Codecov Report

Merging #672 (97c6c90) into main (4761850) will decrease coverage by 0.00%.
The diff coverage is 66.66%.

@@            Coverage Diff             @@
##             main     #672      +/-   ##
==========================================
- Coverage   62.24%   62.23%   -0.01%     
==========================================
  Files         133      133              
  Lines       12938    12929       -9     
==========================================
- Hits         8053     8047       -6     
+ Misses       4015     4013       -2     
+ Partials      870      869       -1     

Impacted Files	Coverage Δ
core/tasks/interrupts/interrupt_sessions.go	40.00% <ø> (+2.50%)	⬆️
core/tasks/channels/interrupt_channel.go	44.44% <50.00%> (-3.84%)	⬇️
core/models/sessions.go	54.71% <75.00%> (-0.25%)	⬇️

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