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/wm9705.c b/drivers/input/touchscreen/wm9705.c
index 6b5be74..98e6117 100644
--- a/drivers/input/touchscreen/wm9705.c
+++ b/drivers/input/touchscreen/wm9705.c
@@ -306,7 +306,7 @@
 	dig2 = 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;