Fix formatting issue in tpm2_duplicate.1.md
Fix formatting issue in tpm2_duplicate.1.md

Signed-off-by: Wiktor Kwapisiewicz <32033b14aa7fcdb3cabe67351ca286a0fc36456d@metacode.biz>

01org/tpm2.0-tools,01org/tpm2.0-tools,01org/tpm2.0-tools