fixing typos

arch/core_interrupt.h

@@ -68,7 +68,7 @@ enum Vector {
 
   // Interrupts
   KEYBOARD=32,
-  PANIC=33
+  PANIC=33,
   TIMER=34
 };
 constexpr size_t VECTORS = 256;

interrupt/handlers.cc

@@ -123,7 +123,7 @@ void initInterruptHandlers() {
   // TODO: Add more handlers here
   IDT::set(Core::Interrupt::Vector::KEYBOARD,
            IDT::InterruptDescriptor::Returning(handle_keyboard_asm));
-  IDT::set(Core::Interrupt::Vector::Timer,
+  IDT::set(Core::Interrupt::Vector::TIMER,
           IDT::InterruptDescriptor::Returning(handle_timer));
   // Load the idt pointer
   IDT::load();