OptionRomPkg: Added bus driver for FTDI USB to serial adapters

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ashley DeSimone <ashley.e.desimone@intel.com>

git-svn-id: svn://svn.code.sf.net/p/edk2/code/trunk/edk2/OptionRomPkg@14817 6f19259b-4bc3-4df7-8a09-765794883524