Kernel: Add UnhandledInterruptHandler and SharedIRQHandler to aarch64

Author: https://github.com/FireFox317
Commit: 02b94c6f0e
Pull-request: https://github.com/SerenityOS/serenity/pull/14146
Reviewed-by: https://github.com/ADKaster
Reviewed-by: https://github.com/BertalanD
Reviewed-by: https://github.com/Hendiadyoin1
Reviewed-by: https://github.com/nico ✅

Kernel/CMakeLists.txt

@@ -453,6 +453,8 @@ else()
 
         Interrupts/GenericInterruptHandler.cpp
         Interrupts/IRQHandler.cpp
+        Interrupts/SharedIRQHandler.cpp
+        Interrupts/UnhandledInterruptHandler.cpp
     )
 
     # Otherwise linker errors e.g undefined reference to `__aarch64_cas8_acq_rel'