ASoC: SOF: debug: clarify operator precedence

cppcheck warning:

for '&' and '?'. [clarifyCalculation]
 char *level = flags & SOF_DBG_DUMP_OPTIONAL ? KERN_DEBUG : KERN_ERR;
                                             ^

sound/soc/sof/debug.c:398:46: style: Clarify calculation precedence
Reviewed-by: Ranjani Sridharan <[email protected]>
Reviewed-by: Péter Ujfalusi <[email protected]>
Signed-off-by: Pierre-Louis Bossart <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>

sound/soc/sof/debug.c

@@ -395,7 +395,7 @@ static void snd_sof_dbg_print_fw_state(struct snd_sof_dev *sdev, const char *lev
 
 void snd_sof_dsp_dbg_dump(struct snd_sof_dev *sdev, const char *msg, u32 flags)
 {
-	char *level = flags & SOF_DBG_DUMP_OPTIONAL ? KERN_DEBUG : KERN_ERR;
+	char *level = (flags & SOF_DBG_DUMP_OPTIONAL) ? KERN_DEBUG : KERN_ERR;
 	bool print_all = sof_debug_check_flag(SOF_DBG_PRINT_ALL_DUMPS);
 
 	if (flags & SOF_DBG_DUMP_OPTIONAL && !print_all)