kern: fully implement KSharedMemory (and Svcs)

libraries/libmesosphere/include/mesosphere/arch/arm64/kern_k_process_page_table.hpp

@@ -195,6 +195,8 @@ namespace ams::kern::arch::arm64 {
 
             size_t GetNormalMemorySize() const { return this->page_table.GetNormalMemorySize(); }
 
+            u32 GetAllocateOption() const { return this->page_table.GetAllocateOption(); }
+
             KPhysicalAddress GetHeapPhysicalAddress(KVirtualAddress address) const {
                 /* TODO: Better way to convert address type? */
                 return this->page_table.GetHeapPhysicalAddress(address);