phy: ti: j721e-wiz: Update dp-phy compatible string
Update compatible string from "cdns,dp-phy" to "cdns,torrent-phy"
in accordance with changes done in Cadence Torrent Phy driver.
Signed-off-by: Yuti Amonkar <yamonkar@cadence.com>
Signed-off-by: Jyri Sarha <jsarha@ti.com>