Kernel: Rewrite kmalloc

Kmalloc is now a bitmap allocator with dynamic resizing and we dont need
to allocate 64 MiB static block of memory reserved for kmalloc :^)

kernel/include/kernel/Memory/kmalloc.h

@@ -3,8 +3,6 @@
 #include <stddef.h>
 
 void kmalloc_initialize();
-void kmalloc_dump_info();
 
-void* kmalloc(size_t size);
-void* kmalloc(size_t size, size_t align);
+void* kmalloc(size_t);
 void kfree(void*);