enable CONFIG_PCSC

try to fix #5203
http://code.google.com/p/cyanogenmod/issues/detail?id=5203

As said in the file, we need config_pcsc if config_eap_sim is enable.
Revert "enable CONFIG_PCSC"

This reverts commit d04091d01db0ddfb13e0c1279e232bf9c3365cfb.