fix(kuma-cp): don't deploy Pod/Service webhooks in global

[michaelbeaumont]

Summary

Is there a reason to keep them?

[codecov-commenter]

Codecov Report

Merging #4673 (3428b1c) into master (07115e7) will increase coverage by 0.00%.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #4673   +/-   ##
=======================================
  Coverage   46.45%   46.46%           
=======================================
  Files         684      684           
  Lines       46466    46466           
=======================================
+ Hits        21587    21590    +3     
+ Misses      22964    22962    -2     
+ Partials     1915     1914    -1     

Impacted Files	Coverage Δ
pkg/xds/cache/once/cache.go	94.87% <0.00%> (+7.69%)	⬆️

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