kernel32: Add stub for PowerClearRequest.

dlls/kernel32/kernel32.spec

@@ -1134,7 +1134,7 @@
 @ stdcall PeekConsoleInputW(ptr ptr long ptr)
 @ stdcall PeekNamedPipe(long ptr long ptr ptr ptr)
 @ stdcall PostQueuedCompletionStatus(long long ptr ptr)
-# @ stub PowerClearRequest
+@ stdcall PowerClearRequest(long long)
 @ stdcall PowerCreateRequest(ptr)
 @ stdcall PowerSetRequest(long long)
 @ stdcall PrepareTape(ptr long long)

dlls/kernel32/powermgnt.c

@@ -122,3 +122,14 @@ BOOL WINAPI PowerSetRequest(HANDLE request, POWER_REQUEST_TYPE type)
     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
     return FALSE;
 }
+
+/***********************************************************************
+ *           PowerClearRequest      (KERNEL32.@)
+ */
+BOOL WINAPI PowerClearRequest(HANDLE request, POWER_REQUEST_TYPE type)
+{
+    FIXME("(%p, %u): stub\n", request, type);
+
+    SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
+    return FALSE;
+}