v1.1.0 fix missing Timer3 and Timer4 code

### Releases v1.1.0

1. Fix missing code for Timer3 and Timer4

Author: khoih-prog

src/ATmega_TimerInterrupt.hpp

@@ -435,10 +435,10 @@ class ATmega_TimerInterrupt
 
 #if !defined(USE_TIMER_3)
   #define USE_TIMER_3     false
-#elif ( USE_TIMER_3 && ( TIMER_INTERRUPT_USING_ATMEGA_1284 ) )
-  #warning Timer3 (16-bit) is OK to use for ATMEGA_1284(P)
+#elif ( USE_TIMER_3 && ( TIMER_INTERRUPT_USING_ATMEGA_1284 || TIMER_INTERRUPT_USING_ATMEGA_324PB ) )
+  #warning Timer3 (16-bit) is OK to use for ATMEGA_1284(P) or ATMEGA_324PB
 #elif USE_TIMER_3
-  #error Timer3 is only available for ATMEGA_1284(P)
+  #error Timer3 is only available for ATMEGA_1284(P) and ATMEGA_324PB
 #endif
 
 #if !defined(USE_TIMER_4)

src/ATmega_TimerInterrupt_Impl.h

@@ -653,7 +653,7 @@ void ATmega_TimerInterrupt::resumeTimer(void)
   #endif  //#ifndef TIMER2_INSTANTIATED
 #endif    //#if USE_TIMER_2
 
-#if (TIMER_INTERRUPT_USING_ATMEGA_1284)
+#if ( TIMER_INTERRUPT_USING_ATMEGA_1284 || TIMER_INTERRUPT_USING_ATMEGA_324PB )
 
   // Pre-instatiate
   #if USE_TIMER_3
@@ -705,7 +705,7 @@ void ATmega_TimerInterrupt::resumeTimer(void)
     #endif  //#ifndef TIMER3_INSTANTIATED
   #endif    //#if USE_TIMER_3
 
-#endif      //#if (TIMER_INTERRUPT_USING_ATMEGA_1284)
+#endif      //#if ( TIMER_INTERRUPT_USING_ATMEGA_1284 || TIMER_INTERRUPT_USING_ATMEGA_324PB )
 
 #if (TIMER_INTERRUPT_USING_ATMEGA_324PB)