Update FIRAuth.h

Remove deprecated swift tests since there is no way to surpass warnings in swift Revert "Remove deprecated swift tests since there is no way to surpass warnings in swift" This reverts commit e49c948. Revert "Update FIRAuth.h" This reverts commit 358020d. Revert "Revert "Update FIRAuth.h"" This reverts commit c800109c56d671c68d573fef9f7d694299f6a2a7.

Author: renkelvin

FirebaseAuth/Sources/Public/FirebaseAuth/FIRAuth.h

@@ -671,7 +671,7 @@ NS_SWIFT_NAME(Auth)
 
 /** @fn sendPasswordResetWithEmail:completion:
  @brief Initiates a password reset for the given email address. This method does not throw an
- error when [Email Enumeration
+ error when there's no user account with the given email address and [Email Enumeration
  Protection](https://cloud.google.com/identity-platform/docs/admin/email-enumeration-protection)
  is enabled.
  @param email The email address of the user.