Merge pull request #7899 from etracer65/fix_f1_compile

Fix F1 compile errors

src/main/drivers/pwm_output.c

@@ -687,7 +687,11 @@ void beeperPwmInit(const ioTag_t tag, uint16_t frequency)
     if (beeperIO && timer) {
         beeperPwm.io = beeperIO;
         IOInit(beeperPwm.io, OWNER_BEEPER, RESOURCE_INDEX(0));
+#if defined(STM32F1)
+        IOConfigGPIO(beeperPwm.io, IOCFG_AF_PP);
+#else
         IOConfigGPIOAF(beeperPwm.io, IOCFG_AF_PP, timer->alternateFunction);
+#endif
         freqBeep = frequency;
         pwmOutConfig(&beeperPwm.channel, timer, PWM_TIMER_1MHZ, PWM_TIMER_1MHZ / freqBeep, (PWM_TIMER_1MHZ / freqBeep) / 2, 0);