Backport #18678
WebAuthn may cause a security exception if the provided APP_ID is not allowed for the
current origin. Therefore we should reattempt authentication without the appid
extension.
Also we should allow [u2f] as-well as [U2F] sections.
Signed-off-by: Andrew Thornton <[email protected]>
Co-authored-by: Lunny Xiao <[email protected]>