doc: fix code spelling errors

[andyzhangx]

What type of PR is this?
/kind documentation

What this PR does / why we need it:
doc: fix code spelling errors

Which issue(s) this PR fixes:

Fixes #

Requirements:

• uses conventional commit messages
• includes documentation
• adds unit tests
• tested upgrade from previous version

Special notes for your reviewer:

Release note:

none

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: andyzhangx

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• OWNERS [andyzhangx]

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[andyzhangx]

/cherrypick release-1.29

[k8s-infra-cherrypick-robot]

@andyzhangx: failed to push cherry-picked changes in GitHub: pushToNamedFork is not implemented in the v2 client

In response to this:

/cherrypick release-1.29

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

[andyzhangx]

/cherrypick release-1.28

[k8s-infra-cherrypick-robot]

@andyzhangx: failed to push cherry-picked changes in GitHub: pushToNamedFork is not implemented in the v2 client

In response to this:

/cherrypick release-1.28

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

[andyzhangx]

/cherrypick release-1.29

[andyzhangx]

/cherrypick release-1.28

[andyzhangx]

/cherrypick release-1.27

[andyzhangx]

/cherrypick release-1.26

[k8s-infra-cherrypick-robot]

@andyzhangx: new pull request could not be created: failed to create pull request against kubernetes-sigs/azuredisk-csi-driver#release-1.29 from head k8s-infra-cherrypick-robot:cherry-pick-1995-to-release-1.29: status code 422 not one of [201], body: {"message":"Validation Failed","errors":[{"resource":"PullRequest","code":"custom","message":"No commits between kubernetes-sigs:release-1.29 and k8s-infra-cherrypick-robot:cherry-pick-1995-to-release-1.29"}],"documentation_url":"https://docs.github.com/rest/pulls/pulls#create-a-pull-request"}

In response to this:

/cherrypick release-1.29

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

[k8s-infra-cherrypick-robot]

@andyzhangx: new pull request could not be created: failed to create pull request against kubernetes-sigs/azuredisk-csi-driver#release-1.28 from head k8s-infra-cherrypick-robot:cherry-pick-1995-to-release-1.28: status code 422 not one of [201], body: {"message":"Validation Failed","errors":[{"resource":"PullRequest","code":"custom","message":"No commits between kubernetes-sigs:release-1.28 and k8s-infra-cherrypick-robot:cherry-pick-1995-to-release-1.28"}],"documentation_url":"https://docs.github.com/rest/pulls/pulls#create-a-pull-request"}

In response to this:

/cherrypick release-1.28

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

[k8s-infra-cherrypick-robot]

@andyzhangx: new pull request could not be created: failed to create pull request against kubernetes-sigs/azuredisk-csi-driver#release-1.27 from head k8s-infra-cherrypick-robot:cherry-pick-1995-to-release-1.27: status code 422 not one of [201], body: {"message":"Validation Failed","errors":[{"resource":"PullRequest","code":"custom","message":"No commits between kubernetes-sigs:release-1.27 and k8s-infra-cherrypick-robot:cherry-pick-1995-to-release-1.27"}],"documentation_url":"https://docs.github.com/rest/pulls/pulls#create-a-pull-request"}

In response to this:

/cherrypick release-1.27

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

[k8s-infra-cherrypick-robot]

@andyzhangx: new pull request created: #2006

In response to this:

/cherrypick release-1.26

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.