[gtksourceview] solarized-dark.xml: improve styling of gtk-doc

[Christian Hergert <chergert src gnome org>]

commit 342fad86157ac312d837ddf459774f669474ff7a
Author: Christian Hergert <chergert redhat com>
Date:   Fri Jan 14 12:41:50 2022 -0800

    solarized-dark.xml: improve styling of gtk-doc
    
    We use this a lot in GNOME, and so we should handle it a bit better than
    the defaults to improve readability.

 data/styles/solarized-dark.xml | 11 +++++++++++
 1 file changed, 11 insertions(+)
---
diff --git a/data/styles/solarized-dark.xml b/data/styles/solarized-dark.xml
index 437d1460..3109888f 100644
--- a/data/styles/solarized-dark.xml
+++ b/data/styles/solarized-dark.xml
@@ -132,4 +132,15 @@
   <style name="c:preprocessor"              foreground="orange"/>
   <style name="c:type-keyword"              foreground="yellow"/>
 
+  <!-- GTK-DOC Overrides -->
+  <style name="gtk-doc:type"                foreground="yellow"/>
+  <style name="gtk-doc:function"            foreground="blue"/>
+  <style name="gtk-doc:function-name"       bold="true"/>
+  <style name="gtk-doc:property-name"       bold="true"/>
+  <style name="gtk-doc:signal-name"         bold="true"/>
+  <style name="gtk-doc:parameter"           bold="true"/>
+  <style name="gtk-doc:constant"            foreground="cyan"/>
+  <style name="gtk-doc:return"              bold="true"/>
+  <style name="gtk-doc:since"               bold="true"/>
+  <style name="gtk-doc:deprecated"          bold="true"/>
 </style-scheme>