[libsecret] Makefile.am: Fix typo in last commit

[Stefan Walter <stefw src gnome org>]

commit 7d58d2d2b0357b43ddc3834e42cb9b95f7311b37
Author: Stef Walter <stefw gnome org>
Date:   Tue Mar 4 22:22:10 2014 +0100

    Makefile.am: Fix typo in last commit

 libsecret/Makefile.am |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/libsecret/Makefile.am b/libsecret/Makefile.am
index 16a7336..3a351ae 100644
--- a/libsecret/Makefile.am
+++ b/libsecret/Makefile.am
@@ -278,9 +278,9 @@ VALA_TESTS = \
 
 SUFFIXES = .vala .vala.o
 
-test-vala-lang.vala.o: libsecret/test-vala-lang.vala $(VALA_TEST_VAPIS)
+test-vala-lang.vala.o: libsecret/test-vala-lang.vala $(VALA_TESTS_VAPIS)
        $(VALA_V) $(VALAC) --compile $(VALA_TESTS_FLAGS) $<
-test-vala-unstable.vala.o: libsecret/test-vala-unstable.vala $(VALA_TEST_VAPIS)
+test-vala-unstable.vala.o: libsecret/test-vala-unstable.vala $(VALA_TESTS_VAPIS)
        $(VALA_V) $(VALAC) --compile $(VALA_TESTS_FLAGS) $<
 
 test_vala_lang_SOURCES =