Change svn requires to recommends

flatpak-builder currently Requires: subversion to support manifests that
use subversion.

Probably most manifests won't need that feature, since subversion has
been largely replaced by git, so using a Requires is a little harsh.

Resolves: #1639355

flatpak-builder.spec

@@ -4,7 +4,7 @@
 
 Name:           flatpak-builder
 Version:        1.0.1
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        Tool to build flatpaks from source
 
 # src/builder-utils.c has portions derived from GPLv2+ code,
@@ -43,7 +43,7 @@ Requires:       /usr/bin/git
 Requires:       /usr/bin/patch
 Requires:       /usr/bin/rofiles-fuse
 Requires:       /usr/bin/strip
-Requires:       /usr/bin/svn
+Recommends:     /usr/bin/svn
 Requires:       /usr/bin/tar
 Requires:       /usr/bin/unzip
 
@@ -78,6 +78,9 @@ See http://flatpak.org/ for more information.
 
 
 %changelog
+* Tue Oct 16 2018 Kalev Lember <klember@redhat.com> - 1.0.1-2
+- Change svn requires to recommends (#1639355)
+
 * Thu Oct 04 2018 Kalev Lember <klember@redhat.com> - 1.0.1-1
 - Update to 1.0.1