Compare HTTP auth security schema names case-insensitive

[jzorn]

According to RFC 7235 (HTTP/1.1: Authentication), schema tokens are
handled case-insensitive (Section 2.1: Challenge and Response). This
change compares the known token values basic, bearer, and signature
case-insensitive.

• https://datatracker.ietf.org/doc/html/rfc7235#section-2.1

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[wing328]

Thanks for the PR but your commit (as shown in the Commits tab) is not linked to your Github account, which means this PR won't count as your contribution in https://github.com/OpenAPITools/openapi-generator/graphs/contributors.

Let me know if you need help fixing it.

Ref: https://github.com/OpenAPITools/openapi-generator/wiki/FAQ#how-can-i-update-commits-that-are-not-linked-to-my-github-account

[jzorn]

Can you try again? I think I fixed the issue.

[wing328]

Looks good. Thanks for the PR. Have a nice weekend.