Kernel: Mark read only RegisterState function parameters as const

Author: https://github.com/bgianfo
Commit: 85e95105c6
Pull-request: https://github.com/SerenityOS/serenity/pull/8864
Reviewed-by: https://github.com/IdanHo
Reviewed-by: https://github.com/gunnarbeutner ✅
Reviewed-by: https://github.com/tomuta ✅

Kernel/VM/MemoryManager.cpp

@@ -636,7 +636,7 @@ Region* MemoryManager::find_user_region_from_vaddr(Space& space, VirtualAddress
     return find_user_region_from_vaddr_no_lock(space, vaddr);
 }
 
-void MemoryManager::validate_syscall_preconditions(Space& space, RegisterState& regs)
+void MemoryManager::validate_syscall_preconditions(Space& space, RegisterState const& regs)
 {
     // We take the space lock once here and then use the no_lock variants
     // to avoid excessive spinlock recursion in this extemely common path.