Modify antehandler to improve logic

[udpatil]

Describe your changes and provide context

Testing performed to validate your change

Integration testing tests the affected cases, but doesnt apply towards coverage

[codecov]

Codecov Report

Merging #1163 (be0b0b0) into main (c071491) will decrease coverage by 0.31%.
Report is 49 commits behind head on main.
The diff coverage is 60.61%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1163      +/-   ##
==========================================
- Coverage   63.93%   63.63%   -0.31%     
==========================================
  Files         254      256       +2     
  Lines       16234    16633     +399     
==========================================
+ Hits        10380    10584     +204     
- Misses       5349     5547     +198     
+ Partials      505      502       -3     

Files	Coverage Δ
aclmapping/dex/mappings.go	100.00% <100.00%> (ø)
aclmapping/oracle/mappings.go	100.00% <100.00%> (ø)
aclmapping/tokenfactory/mappings.go	100.00% <100.00%> (ø)
app/antedecorators/gasless.go	88.72% <100.00%> (ø)
app/test_helpers.go	48.53% <ø> (ø)
app/upgrades.go	40.74% <100.00%> (+20.74%)	⬆️
oracle/price-feeder/config/config.go	74.07% <ø> (+4.41%)	⬆️
oracle/price-feeder/oracle/filter.go	91.42% <100.00%> (+0.90%)	⬆️
oracle/price-feeder/oracle/provider/crypto.go	73.12% <100.00%> (ø)
oracle/price-feeder/oracle/util.go	97.50% <100.00%> (+5.39%)	⬆️
... and 52 more

... and 2 files with indirect coverage changes