[gtksourceview] Adwaita-dark.xml: set cursor color

[Christian Hergert <chergert src gnome org>]

commit aad6272e0b0a47ee75891d783b3b1b1c4f3cfff5
Author: Christian Hergert <chergert redhat com>
Date:   Thu Apr 7 10:50:55 2022 -0700

    Adwaita-dark.xml: set cursor color
    
    Fixes #263

 data/styles/Adwaita-dark.xml | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/data/styles/Adwaita-dark.xml b/data/styles/Adwaita-dark.xml
index 5f0306e4..04416677 100644
--- a/data/styles/Adwaita-dark.xml
+++ b/data/styles/Adwaita-dark.xml
@@ -103,6 +103,7 @@
   <style name="right-margin"               background="dark_1" foreground="dark_1"/>
   <style name="search-match"               background="yellow_4" foreground="dark_4"/>
   <style name="text"                       background="libadwaita-dark" foreground="light_5"/>
+  <style name="cursor"                     foreground="light_5"/>
 
   <!-- Defaults -->
   <style name="def:base-n-integer"         foreground="violet_2"/>