ALSA: sc6000: More constification

Apply const prefix to the static resource tables.

Just for minor optimization and no functional changes.

Link: https://lore.kernel.org/r/20200105144823.29547-53-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/isa/sc6000.c

@@ -534,8 +534,8 @@ static int snd_sc6000_match(struct device *devptr, unsigned int dev)
 
 static int snd_sc6000_probe(struct device *devptr, unsigned int dev)
 {
-	static int possible_irqs[] = { 5, 7, 9, 10, 11, -1 };
-	static int possible_dmas[] = { 1, 3, 0, -1 };
+	static const int possible_irqs[] = { 5, 7, 9, 10, 11, -1 };
+	static const int possible_dmas[] = { 1, 3, 0, -1 };
 	int err;
 	int xirq = irq[dev];
 	int xdma = dma[dev];