fix: use authorization error to token validation fail

[cd1989]

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[supereagle]

/lgtm

[caicloud-bot]

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[zhujian7]

/cherrypick release-1.0

[caicloud-bot]

@zhujian7: #1223 failed to apply on top of branch "release-1.0":

error: Failed to merge in the changes.
Using index info to reconstruct a base tree...
M	pkg/server/biz/scm/bitbucket/server/server.go
Falling back to patching base and 3-way merge...
Auto-merging pkg/server/biz/scm/bitbucket/server/server.go
CONFLICT (content): Merge conflict in pkg/server/biz/scm/bitbucket/server/server.go
Patch failed at 0001 fix: use authorization error to token validation fail

In response to this:

/cherrypick release-1.0

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.

[zhujian7]

/cherrypick release-1.0

[caicloud-bot]

@zhujian7: new pull request created: #1244

In response to this:

/cherrypick release-1.0

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.