hooks: update deploy docs

[gsquared94]

Related: #1441

Description

Update lifecycle-hooks documentation after #6376

http://34.94.152.62:1313/docs/pipeline-stages/lifecycle-hooks/#before-deploy-and-after-deploy-only-for-kubectl-deployer
http://34.94.152.62:1313/docs/pipeline-stages/lifecycle-hooks/#before-deploy-and-after-deploy-only-for-kubectl-deployer-1

[container-tools-bot]

Please visit http://34.94.152.62:1313 to view changes to the docs.

[codecov]

Codecov Report

Merging #6386 (525f607) into main (1734f56) will increase coverage by 0.01%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main    #6386      +/-   ##
==========================================
+ Coverage   70.38%   70.40%   +0.01%     
==========================================
  Files         499      499              
  Lines       22722    22722              
==========================================
+ Hits        15994    15997       +3     
+ Misses       5685     5684       -1     
+ Partials     1043     1041       -2     

Impacted Files	Coverage Δ
pkg/skaffold/docker/image.go	66.44% <0.00%> (+0.99%)	⬆️

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