[librsvg: 7/9] Add index entries for the 2.48 / 2.52 symbols.

[Federico Mena Quintero <federico src gnome org>]

commit 856f7a88c1aee142b6dc90e4a2b7611b93690f03
Author: Federico Mena Quintero <federico gnome org>
Date:   Fri Sep 18 15:16:01 2020 -0500

    Add index entries for the 2.48 / 2.52 symbols.

 doc/rsvg-docs.xml | 8 ++++++++
 1 file changed, 8 insertions(+)
---
diff --git a/doc/rsvg-docs.xml b/doc/rsvg-docs.xml
index 40c056ae..9db58da6 100644
--- a/doc/rsvg-docs.xml
+++ b/doc/rsvg-docs.xml
@@ -140,6 +140,14 @@
     <title>Index of new symbols in 2.46</title>
     <xi:include href="xml/api-index-2.46.xml"/>
   </index>
+  <index xml:id="api-index-2-48" role="2.48">
+    <title>Index of new symbols in 2.48</title>
+    <xi:include href="xml/api-index-2.48.xml"/>
+  </index>
+  <index xml:id="api-index-2-52" role="2.52">
+    <title>Index of new symbols in 2.46</title>
+    <xi:include href="xml/api-index-2.52.xml"/>
+  </index>
 
   <xi:include href="xml/annotation-glossary.xml"/>