[ghex/gtk4-port: 57/91] Fix a bug that got introduced in my mass cleanup

[Logan Rathbone <larathbone src gnome org>]

commit d176bf3c023ff060592828d3dbeb8390ae5693c2
Author: Logan Rathbone <poprocks gmail com>
Date:   Mon Jan 25 21:09:37 2021 -0500

    Fix a bug that got introduced in my mass cleanup
    
    The opposite nibble you clicked on would get activated.

 src/gtkhex.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/gtkhex.c b/src/gtkhex.c
index 1080c48b..4284fe17 100644
--- a/src/gtkhex.c
+++ b/src/gtkhex.c
@@ -58,8 +58,8 @@
 /* ENUMS */
 
 enum {
-       LOWER_NIBBLE,
-       UPPER_NIBBLE
+       UPPER_NIBBLE,
+       LOWER_NIBBLE
 };
 
 enum {