Fix right arrow handling.

Bug introduced in recent refactoring.
diff --git a/linenoise.c b/linenoise.c
index 708e3c9..672e36e 100644
--- a/linenoise.c
+++ b/linenoise.c
@@ -808,7 +808,7 @@
                         linenoiseEditHistoryNext(&l, LINENOISE_HISTORY_NEXT);
                         break;
                     case 'C':
-                        linenoiseEditMoveLeft(&l);
+                        linenoiseEditMoveRight(&l);
                         break;
                     case 'D':
                         linenoiseEditMoveLeft(&l);