CLOUDP-311390: Fifth (Last) Rollout for IPA validations

[yelizhenden-mdb]

Proposed changes

Jira ticket: CLOUDP-311390

Changes severity levels from warn to error for given IPA rules:

xgen-IPA-114-error-responses-refer-to-api-error
xgen-IPA-114-api-error-has-bad-request-detail
xgen-IPA-114-parameterized-paths-have-404-not-found
xgen-IPA-114-authentitcated-endpoints-have-auth-errors
xgen-IPA-117-parameter-has-examples-or-schema
xgen-IPA-117-objects-must-be-well-defined
xgen-IPA-117-plaintext-response-must-have-example
xgen-IPA-118-no-additional-properties-false
xgen-IPA-119-no-default-for-cloud-providers
xgen-IPA-121-date-time-fields-mention-iso-8601
xgen-IPA-123-allowable-enum-values-should-not-exceed-20
xgen-IPA-124-array-max-items
xgen-IPA-126-tag-names-should-use-title-case

Checklist

• I have signed the MongoDB CLA
• I have added tests that prove my fix is effective or that my feature works

Changes to Spectral

• I have read the README file for Spectral Updates

Further comments

[yelizhenden-mdb]

FYI: The CI failure is addressed on the MMS side (https://github.com/10gen/mms/pull/126653) and it will be reflected on openapi repo when the changes in dev spec are captured.

[lovisaberggren]

🚀