fix: remove recent ticket and speaker_call schema checks

[uds5501]

Fixes fossasia/open-event-frontend#2855 and fossasia/open-event-frontend#2974

Short description of what this resolves:

It removes recent schema checks to let cfs and ticket flow work like they used to

[mrsaicharan1]

@uds5501 Also, comment the lines for the test which deals with this in

app/api/validation/test_tickets.py

[uds5501]

@mrsaicharan1 Okay, will take out the corresponding tests too.

[codecov]

Codecov Report

Merging #5941 into development will decrease coverage by 0.08%.
The diff coverage is n/a.

@@               Coverage Diff               @@
##           development    #5941      +/-   ##
===============================================
- Coverage        66.39%   66.31%   -0.09%     
===============================================
  Files              286      286              
  Lines            13958    13922      -36     
===============================================
- Hits              9268     9232      -36     
  Misses            4690     4690

Impacted Files	Coverage Δ
...l/integration/api/validation/test_speakers_call.py	97.14% <ø> (-0.73%)	⬇️
app/api/schema/tickets.py	88.73% <ø> (-0.88%)	⬇️
app/api/schema/speakers_calls.py	100% <ø> (ø)	⬆️
...sts/all/integration/api/validation/test_tickets.py	97.95% <ø> (-0.41%)	⬇️

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[uds5501]

@shreyanshdwivedi @mrsaicharan1 Please review

[shreyanshdwivedi]

LGTM!!

[uds5501]

@CosmicCoder96 Please review!