ACPICA: Remove extra spaces after periods within comments

This makes all comments consistent.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
diff --git a/drivers/acpi/acpica/dscontrol.c b/drivers/acpi/acpica/dscontrol.c
index 465f021..57895db 100644
--- a/drivers/acpi/acpica/dscontrol.c
+++ b/drivers/acpi/acpica/dscontrol.c
@@ -280,7 +280,7 @@
 
 			/*
 			 * Get the return value and save as the last result
-			 * value.  This is the only place where walk_state->return_desc
+			 * value. This is the only place where walk_state->return_desc
 			 * is set to anything other than zero!
 			 */
 			walk_state->return_desc = walk_state->operands[0];