ACPICA: Small typo fix, no functional change

ACPICA commit 9b03c05305d856274c39f3adbddd8a98ef5d018e

ACPI table header.

Link: https://github.com/acpica/acpica/commit/9b03c053
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Erik Schmauss <erik.schmauss@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

include/acpi/actbl1.h

@@ -1373,7 +1373,7 @@ struct acpi_pdtt_channel {
 /* Flags for above */
 
 #define ACPI_PDTT_RUNTIME_TRIGGER           (1)
-#define ACPI_PPTT_WAIT_COMPLETION           (1<<1)
+#define ACPI_PDTT_WAIT_COMPLETION           (1<<1)
 
 /*******************************************************************************
  *