fix: Fix typo in Cloud Run log tailing

[bskaplan]

Switch & to % so we properly rotate through all of the colors. This matches the behavior in

skaffold/pkg/skaffold/output/colorpicker.go

Line 52 in 453b101

p.imageColors[imageName] = DefaultColorCodes[len(p.imageColors)%len(DefaultColorCodes)]

[codecov]

Codecov Report

Merging #8944 (daea5dc) into main (290280e) will decrease coverage by 6.87%.
The diff coverage is 48.91%.

@@            Coverage Diff             @@
##             main    #8944      +/-   ##
==========================================
- Coverage   70.48%   63.62%   -6.87%     
==========================================
  Files         515      624     +109     
  Lines       23150    31925    +8775     
==========================================
+ Hits        16317    20311    +3994     
- Misses       5776    10087    +4311     
- Partials     1057     1527     +470     

Impacted Files	Coverage Δ
cmd/skaffold/app/cmd/completion.go	13.04% <0.00%> (-1.25%)	⬇️
cmd/skaffold/app/cmd/config/list.go	65.21% <ø> (ø)
cmd/skaffold/app/cmd/config/set.go	88.72% <ø> (ø)
cmd/skaffold/app/cmd/config/util.go	54.28% <ø> (ø)
cmd/skaffold/app/cmd/credits.go	100.00% <ø> (ø)
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/generate_pipeline.go	60.00% <ø> (ø)
cmd/skaffold/app/cmd/inspect_modules.go	65.00% <ø> (ø)
cmd/skaffold/app/cmd/inspect_profiles.go	66.66% <ø> (ø)
... and 40 more

... and 416 files with indirect coverage changes

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[ericzzzzzzz]

the ci is broken, the change is very small and should not be blocked by broken ci tests.