[pim/kalarm] doc: Update audio fade documentation

[David Jarvie]

Git commit b56e600cae0105ac1d1f8362a4d6e948b885ed22 by David Jarvie.
Committed on 02/05/2022 at 14:46.
Pushed by djarvie into branch 'master'.

Update audio fade documentation

M  +5    -3    doc/index.docbook

https://invent.kde.org/pim/kalarm/commit/b56e600cae0105ac1d1f8362a4d6e948b885ed22

diff --git a/doc/index.docbook b/doc/index.docbook
index cac9a6ba..98f3f5b9 100644
--- a/doc/index.docbook
+++ b/doc/index.docbook
@@ -39,7 +39,7 @@
 
 <!-- Don't change format of date and version of the documentation -->
 
-<date>2022-4-24</date>
+<date>2022-5-2</date>
 <releaseinfo>3.5.0 (KDE Gear 22.08)</releaseinfo>
 
 <abstract>
@@ -1315,7 +1315,8 @@ played.</para>
 </listitem>
 
 <listitem>
-<para>If you wish, you can fade the volume. Fading means to start
+<para>If the &phonon; audio backend currently in use supports it, you
+can fade the volume. Fading means to start
 playing the audio file at one volume and gradually change to the final
 volume, over a specified time interval. The final volume is that
 entered in <guilabel>Volume</guilabel> above. To enable fade, check
@@ -1595,7 +1596,8 @@ played.</para>
 </listitem>
 
 <listitem>
-<para>If you wish, you can fade the volume. Fading means to start
+<para>If the &phonon; audio backend currently in use supports it, you
+can fade the volume. Fading means to start
 playing the audio file at one volume and gradually change to the final
 volume, over a specified time interval. The final volume is that
 entered in <guilabel>Volume</guilabel> above. To enable fade, check