fbdev: nvidiafb: fix inconsistent indentation warning

Fix the indentation to ensure consistent code style and improve
readability, and to fix this warning:
drivers/video/fbdev/nvidia/nv_hw.c:1512 NVLoadStateExt() warn:
inconsistent indenting

Signed-off-by: SurajSonawane2415 <[e-mail]>
Signed-off-by: Helge Deller <[e-mail]>

drivers/video/fbdev/nvidia/nv_hw.c

···
 	NV_WR32(par->PFIFO, 0x0495 * 4, 0x00000001);
 	NV_WR32(par->PFIFO, 0x0140 * 4, 0x00000001);
 
-    if (!state) {
-	    par->CurrentState = NULL;
-	    return;
-    }
+	if (!state) {
+		par->CurrentState = NULL;
+		return;
+	}
 
 	if (par->Architecture >= NV_ARCH_10) {
 		if (par->twoHeads) {