[packages/libpng] updated source url to https

[atler]

commit 6606c31a5ae5a0777962abc4c9aaca5f705bfb43
Author: Jan Palus <atler at pld-linux.org>
Date:   Fri Sep 16 11:06:42 2022 +0200

    updated source url to https

 libpng.spec | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/libpng.spec b/libpng.spec
index c757afa..346cfa5 100644
--- a/libpng.spec
+++ b/libpng.spec
@@ -20,7 +20,7 @@ Release:	1
 Epoch:		2
 License:	distributable
 Group:		Libraries
-Source0:	http://downloads.sourceforge.net/libpng/%{name}-%{version}.tar.xz
+Source0:	https://downloads.sourceforge.net/libpng/%{name}-%{version}.tar.xz
 # Source0-md5:	122e6b7837811698563083b352bc8ca2
 Patch0:		http://downloads.sourceforge.net/libpng-apng/%{name}-%{apng_version}-apng.patch.gz
 # Patch0-md5:	f02073fd96816b184c79b297775e37dc
================================================================

---- gitweb:

http://git.pld-linux.org/gitweb.cgi/packages/libpng.git/commitdiff/6606c31a5ae5a0777962abc4c9aaca5f705bfb43