refactor: separate table added to track scheduling in the job card.

[rohitwaghchaure]

[codecov]

Codecov Report

Merging #35921 (497c83e) into develop (9a993b0) will decrease coverage by 0.07%.
The diff coverage is 69.86%.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop   #35921      +/-   ##
===========================================
- Coverage    64.22%   64.15%   -0.07%     
===========================================
  Files          811      814       +3     
  Lines        62106    62265     +159     
===========================================
+ Hits         39886    39949      +63     
- Misses       22220    22316      +96     

Impacted Files	Coverage Δ
...uring/doctype/workstation_type/workstation_type.py	81.81% <0.00%> (ø)
erpnext/manufacturing/doctype/job_card/job_card.py	72.84% <68.65%> (-0.16%)	⬇️
...job_card_scheduled_time/job_card_scheduled_time.py	100.00% <100.00%> (ø)
...ext/manufacturing/doctype/work_order/work_order.py	80.41% <100.00%> (ø)

... and 18 files with indirect coverage changes