fix: use syscall::error::Error (not redox_syscall)

drivers/acpid/src/dmi.rs

@@ -119,7 +119,7 @@ pub enum DmiError {
     /// in a way that suggests a corrupt entry.
     InvalidTableAddress,
     /// Mapping physical memory failed.
-    Map(redox_syscall::error::Error),
+    Map(syscall::error::Error),
     /// A structure was so malformed that walking must stop.
     MalformedTable,
 }