core: Increase the size of variable for the init.<hardware>.rc file name.

The size of hardware is 32 bytes and the tmp variable should fit
'init.' and '.rc' as well. In some cases like for the ST-Ericsson
Snowball the 32 bytes were not enouth.
hardware = "st-ericssonsnowballplatform"

Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
1 file changed