[gtksourceview] Adwaita.xml: tweak line number styling

[Christian Hergert <chergert src gnome org>]

commit c0a1692da58b522dc8d472ee2db5fc195ddbdbee
Author: Christian Hergert <chergert redhat com>
Date:   Sun Dec 26 15:08:00 2021 -0800

    Adwaita.xml: tweak line number styling
    
    Incrase legibility of the current line number.

 data/styles/Adwaita.xml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/data/styles/Adwaita.xml b/data/styles/Adwaita.xml
index 7e952be7..ade299e5 100644
--- a/data/styles/Adwaita.xml
+++ b/data/styles/Adwaita.xml
@@ -79,7 +79,7 @@
   <style name="cursor"                      foreground="dark2"/>
   <style name="line-numbers"                foreground="light4" background="light1"/>
   <style name="current-line"                background="light2"/>
-  <style name="current-line-number"         background="light2" bold="true"/>
+  <style name="current-line-number"         foreground="light5" background="light2" bold="true"/>
   <style name="right-margin"                foreground="dark1" background="light4"/>
   <style name="draw-spaces"                 foreground="dark3"/>
   <style name="background-pattern"          background="#fafafa"/>