[shotwell] Fix debian/control file for Daily Build PPA

[Jim Nelson <jnelson src gnome org>]

commit 97844ae7c8d66cb17126dce5b0086948a73a5eae
Author: Jim Nelson <jim yorba org>
Date:   Mon Jun 30 14:08:08 2014 -0700

    Fix debian/control file for Daily Build PPA
    
    Utopic doesn't carry valac-0.22, so  marking valac virtual package
    as dependency for the required version in the Makefile.

 debian/control |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/debian/control b/debian/control
index fb0877e..f6d18d5 100644
--- a/debian/control
+++ b/debian/control
@@ -23,7 +23,7 @@ Build-Depends: debhelper (>= 7),
  libwebkitgtk-3.0-dev (>= 1.4.3),
  libxml2 (>= 2.6.32),
  m4 (>= 1.4.13),
- valac-0.22 (>= 0.21.2),
+ valac (>= 0.20.1),
  gnome-doc-utils
 Standards-Version: 3.8.3
 Homepage: http://www.yorba.org/shotwell