Dispatcher: Reduce header dependencies

Gets rid of some unnecessary dependencies and also resolves some indirect dependencies.

FEXCore/Source/Interface/Context/Context.h

@@ -2,6 +2,7 @@
 #pragma once
 
 #include "Common/JitSymbols.h"
+#include "Interface/Core/CPUBackend.h"
 #include "Interface/Core/CPUID.h"
 #include "Interface/Core/X86HelperGen.h"
 #include "Interface/Core/Dispatcher/Dispatcher.h"

FEXCore/Source/Interface/Core/Dispatcher/Dispatcher.cpp

@@ -2,6 +2,7 @@
 
 #include "Common/SoftFloat.h"
 #include "Interface/Context/Context.h"
+#include "Interface/Core/CPUBackend.h"
 #include "Interface/Core/Dispatcher/Dispatcher.h"
 #include "Interface/Core/LookupCache.h"
 #include "Interface/Core/X86HelperGen.h"
@@ -19,12 +20,16 @@
 
 #include <CodeEmitter/Emitter.h>
 
+#ifdef VIXL_SIMULATOR
+#include <aarch64/simulator-aarch64.h>
+#endif
+
 #include <array>
 #include <atomic>
+#include <bit>
 #include <condition_variable>
 #include <csignal>
 #include <cstring>
-#include <signal.h>
 
 namespace FEXCore::CPU {
 

FEXCore/Source/Interface/Core/Dispatcher/Dispatcher.h

@@ -2,21 +2,13 @@
 #pragma once
 
 #include "Interface/Core/ArchHelpers/Arm64Emitter.h"
-#include "Interface/Core/CPUBackend.h"
 #include "Interface/Core/Interpreter/InterpreterOps.h"
 
-#include <FEXCore/Core/CoreState.h>
 #include <FEXCore/fextl/memory.h>
 
-#ifdef VIXL_SIMULATOR
-#include <aarch64/simulator-aarch64.h>
-#endif
-
+#include <array>
+#include <cstddef>
 #include <cstdint>
-#include <signal.h>
-#include <stddef.h>
-#include <stack>
-#include <tuple>
 
 namespace FEXCore {
 struct GuestSigAction;