media: move ttpci-eeprom to common

The ttpci-eeprom is actually an independent driver that
doesn't depend on the stuff under drivers/media/pci/ttpci/.

Also, it is used by an USB driver (pctv452e).

So, move it to the common directory.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>