xscreensaver: update to 6.15.

Author: leahneukirchen

srcpkgs/xscreensaver/template

@@ -1,6 +1,6 @@
 # Template file for 'xscreensaver'
 pkgname=xscreensaver
-version=6.14
+version=6.15
 revision=1
 build_style=gnu-configure
 configure_args="--with-pam --with-login-manager
@@ -17,7 +17,7 @@ license="MIT"
 homepage="https://www.jwz.org/xscreensaver/"
 changelog="https://www.jwz.org/xscreensaver/changelog.html"
 distfiles="https://www.jwz.org/xscreensaver/xscreensaver-${version}.tar.gz"
-checksum=07f310eb60ece3a6c57abaa722d7209a2c4f54309a5a7b09b6eed20152d073f2
+checksum=d2e687e56263fbfd8fca1fb9cc7c9331fd4f096ab57d3f7482565fe012c362d3
 
 if [ "$XBPS_TARGET_LIBC" = "glibc" ]; then
 	makedepends+=" libxcrypt-devel"