AttinyX4 pins_arduino.h problem with digitalPinToPCICR(

[jcfoster]

on line 208 in pins_arduino.h the line reads as:
#define digitalPinToPCICR(p) ((p) <= 11) ? (&GIMSK) : ((uint8_t *)NULL))

Needs three open parentheses in the replacement code
should read:
#define digitalPinToPCICR(p) (((p) <= 11) ? (&GIMSK) : ((uint8_t *)NULL))

[sleemanj]

Thanks, I have committed that fix to the main repo. I should do a release at some point.