Fixes NANODBC_UNICODE -> NANODBC_TEXT typo.
Fixes NANODBC_UNICODE -> NANODBC_TEXT typo.

ChrisBFX/nanodbc,nanodbc/nanodbc,mcg1969/nanodbc,ChrisBFX/nanodbc,mcg1969/nanodbc,norsync/nanodbc,nanodbc/nanodbc,norsync/nanodbc