chore: Increase playground file limit

[charithe]

Signed-off-by: Charith Ellawala charith@cerbos.dev

[codecov-commenter]

Codecov Report

Merging #750 (1a33e39) into main (695fda3) will increase coverage by 0.20%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main     #750      +/-   ##
==========================================
+ Coverage   54.20%   54.41%   +0.20%     
==========================================
  Files          96       96              
  Lines       10128    10128              
==========================================
+ Hits         5490     5511      +21     
+ Misses       4169     4149      -20     
+ Partials      469      468       -1     

Impacted Files	Coverage Δ
internal/server/tests.go	92.54% <0.00%> (-1.18%)	⬇️
internal/audit/local/badgerdb.go	62.57% <0.00%> (-0.63%)	⬇️
internal/engine/engine.go	69.78% <0.00%> (+0.80%)	⬆️
internal/storage/index/builder.go	83.90% <0.00%> (+5.17%)	⬆️
internal/engine/trace.go	72.30% <0.00%> (+6.15%)	⬆️
internal/compile/errors.go	55.55% <0.00%> (+15.87%)	⬆️