chore: bump skaffold schema version to v4beta1

[aaron-prindle]

Related to #5132 and #7990

[codecov]

Codecov Report

Merging #8034 (aae85f3) into main (290280e) will decrease coverage by 3.87%.
The diff coverage is 54.09%.

@@            Coverage Diff             @@
##             main    #8034      +/-   ##
==========================================
- Coverage   70.48%   66.61%   -3.88%     
==========================================
  Files         515      598      +83     
  Lines       23150    28984    +5834     
==========================================
+ Hits        16317    19307    +2990     
- Misses       5776     8250    +2474     
- Partials     1057     1427     +370     

Impacted Files	Coverage Δ
cmd/skaffold/app/cmd/credits/export.go	0.00% <0.00%> (ø)
cmd/skaffold/app/cmd/deploy.go	40.90% <0.00%> (-12.94%)	⬇️
cmd/skaffold/app/cmd/test.go	44.44% <0.00%> (ø)
cmd/skaffold/app/exitcode.go	100.00% <ø> (+6.66%)	⬆️
cmd/skaffold/skaffold.go	0.00% <0.00%> (ø)
cmd/skaffold/app/cmd/inspect_tests.go	62.50% <14.28%> (-1.14%)	⬇️
cmd/skaffold/app/cmd/render.go	35.48% <18.18%> (-5.90%)	⬇️
cmd/skaffold/app/cmd/lsp.go	28.12% <28.12%> (ø)
cmd/skaffold/app/cmd/run.go	64.28% <33.33%> (-9.63%)	⬇️
cmd/skaffold/app/cmd/fix.go	56.41% <37.50%> (-20.07%)	⬇️
... and 393 more

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[gsquared94]

lgtm