fix(heap, readme): MemoryAllocator => Heap, update readme

kernel/src/Cpp/CppSupport.cpp

@@ -4,7 +4,7 @@
 */
 
 #include <cstddef>
-#include <Memory/MemoryAllocator.hpp>
+#include <Memory/Heap.hpp>
 
 void* operator new(std::size_t size)
 {

kernel/src/CppLib/Stream.cpp

@@ -5,7 +5,7 @@
 */
 
 #include "Stream.hpp"
-#include <Memory/MemoryAllocator.hpp>
+#include <Memory/Heap.hpp>
 #include <Terminal/terminal.hpp>
 #include <Libraries/string.hpp>
 

kernel/src/Memory/Heap.cpp

@@ -4,7 +4,7 @@
     * Copyright (c) 2025 Daniel Hammer
 */
 
-#include "MemoryAllocator.hpp"
+#include "Heap.hpp"
 #include "Memmap.hpp"
 #include "HHDM.hpp"
 

kernel/src/Memory/Memmap.cpp

@@ -2,7 +2,7 @@
 #include <Terminal/terminal.hpp>
 #include <Common/Panic.hpp>
 
-#include "MemoryAllocator.hpp"
+#include "Heap.hpp"
 
 using namespace Kt;
 

kernel/src/main.cpp

@@ -14,7 +14,7 @@
 #include <Efi/UEFI.hpp>
 #include <Common/Panic.hpp>
 #include <Memory/Memmap.hpp>
-#include <Memory/MemoryAllocator.hpp>
+#include <Memory/Heap.hpp>
 
 #include <CppLib/Stream.hpp>