Revert "NFC: qca-199x: maximize i2c drive strength for fpga platform"

This reverts commit d7f9d219.
The change being reverted increased rock bottom power consumption.
This power increase was unnacceptible.

Change-Id: I20e934c4e116bbabe8166918ff875ed8c5c29c51
Signed-off-by: Houston Hoffman <hhoffman@codeaurora.org>