[w3c/webauthn] 894c2f: Align wording between first and second paragraphs ...

  Branch: refs/heads/issue-775-authnr-ext-input-extra
  Home:   https://github.com/w3c/webauthn
  Commit: 894c2f5a32ad4805adde5d2821f508dd5015d67c
      https://github.com/w3c/webauthn/commit/894c2f5a32ad4805adde5d2821f508dd5015d67c
  Author: Emil Lundberg <emil@yubico.com>
  Date:   2018-02-06 (Tue, 06 Feb 2018)

  Changed paths:
    M index.bs

  Log Message:
  -----------
  Align wording between first and second paragraphs in section 9.5