Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/drivers/input/touchscreen/wm9713.c b/drivers/input/touchscreen/wm9713.c
index 238b513..73ec995 100644
--- a/drivers/input/touchscreen/wm9713.c
+++ b/drivers/input/touchscreen/wm9713.c
@@ -431,7 +431,7 @@
 	dig3 = wm->dig[2];
 
 	if (enable) {
-		/* continous mode */
+		/* continuous mode */
 		if (wm->mach_ops->acc_startup &&
 			(ret = wm->mach_ops->acc_startup(wm)) < 0)
 			return ret;