Everywhere: Remove unused AK/Bitmap includes

Kernel/Bus/PCI/SysFSPCI.h

@@ -6,7 +6,6 @@
 
 #pragma once
 
-#include <AK/Bitmap.h>
 #include <AK/String.h>
 #include <AK/Vector.h>
 #include <Kernel/Bus/PCI/Definitions.h>

Kernel/Memory/PrivateInodeVMObject.h

@@ -6,7 +6,6 @@
 
 #pragma once
 
-#include <AK/Bitmap.h>
 #include <Kernel/Memory/InodeVMObject.h>
 #include <Kernel/UnixTypes.h>
 

Kernel/Memory/SharedInodeVMObject.h

@@ -6,7 +6,6 @@
 
 #pragma once
 
-#include <AK/Bitmap.h>
 #include <Kernel/Memory/InodeVMObject.h>
 #include <Kernel/UnixTypes.h>
 

Userland/Libraries/LibCrypto/ASN1/DER.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <AK/Bitmap.h>
 #include <AK/Utf8View.h>
 #include <LibCrypto/ASN1/DER.h>