[portaudio] Update comment on why we run autoreconf

[Hans de Goede]

commit 1dfe8ae3920040dcd8e7fad052f95b4d898d93fd
Author: Hans de Goede <hdegoede at redhat.com>
Date:   Fri May 10 10:46:08 2013 +0200

    Update comment on why we run autoreconf

 portaudio.spec |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/portaudio.spec b/portaudio.spec
index 4e260c4..a46902b 100644
--- a/portaudio.spec
+++ b/portaudio.spec
@@ -44,7 +44,7 @@ portaudio library.
 %patch1 -p1
 %patch2 -p1
 %patch3 -p1
-# For both patch3 and aarch64 support
+# Needed for patch3
 autoreconf -i -f