esp32/machine_pwm.c: Handle multiple timers: Bugfix PWM.deinit() critical error and fix pwm_print()#6654

IhorNehrutsa wants to merge 3 commits intomicropython:mastermicropython/micropython:masterfrom

IhorNehrutsa:bugfix/esp32_pwm_printIhorNehrutsa/micropython:bugfix/esp32_pwm_printCopy head branch name to clipboard