[gegl] tests: allow test-exp-combine to run

[Daniel Sabo <daniels src gnome org>]

commit 1ecf24cd3eeb5e154bf6e3996d704d2344c6febe
Author: Daniel Sabo <DanielSabo gmail com>
Date:   Sat Oct 5 19:27:21 2013 -0700

    tests: allow test-exp-combine to run
    
    A missing \ prevented it from getting the variables it needed.

 tests/simple/Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/tests/simple/Makefile.am b/tests/simple/Makefile.am
index 89da84c..e50ff67 100644
--- a/tests/simple/Makefile.am
+++ b/tests/simple/Makefile.am
@@ -1,6 +1,6 @@
 # Make the tests run against the build and not the installation
 TESTS_ENVIRONMENT = \
-       GEGL_PATH=$(top_builddir)/operations/
+       GEGL_PATH=$(top_builddir)/operations/ \
        ABS_TOP_BUILDDIR=$(top_builddir) \
        ABS_TOP_SRCDIR=$(top_srcdir)