kernel/arm: hush memory type warnings

arch_vm_set_memory_type() seems to be x86-specific (cf. MTRR) and
on other architectures it's enough to respect memoryType argument
passed to Map() and Protect()

Change-Id: Ic898b0659c73552d705593dbc3f315dbf504013d
Reviewed-on: https://review.haiku-os.org/c/haiku/+/5217
Tested-by: Commit checker robot <[email protected]>
Reviewed-by: Jérôme Duval <[email protected]>

src/system/kernel/arch/arm/arch_vm.cpp

@@ -128,15 +128,11 @@ arch_vm_supports_protection(uint32 protection)
 void
 arch_vm_unset_memory_type(VMArea *area)
 {
-	// TODO
 }
 
 
 status_t
 arch_vm_set_memory_type(VMArea *area, phys_addr_t physicalBase, uint32 type)
 {
-	if (type != 0)
-		dprintf("%s: undefined type %lx!\n", __PRETTY_FUNCTION__, type);
-
 	return B_OK;
 }