lib/tpm2_options.c: Fix MAN pages were not displayed for tpm2<spc>toolname
lib/tpm2_options.c: Fix MAN pages were not displayed for tpm2<spc>toolname

Signed-off-by: Imran Desai <d01faadd01d89088a38277c634ffb396f2b368f8@intel.com>

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