mmc: omap: drop TPS65010 dependency

The original TPS65010 dependency was only needed for MACH_OMAP_H2,
which is now gone, but I messed up the conversion when I removed that
symbol.

Now the missing TPS65010 causes a boot failure on other machines
such as the SX1.

Reported-by: Guenter Roeck <linux@roeck-us.net>
Fixes: 0d7bb85e ("ARM: omap1: remove unused board files")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>