[gxml] Autotools: fix make distcheck

[Daniel Espinosa Ortiz <despinosa src gnome org>]

commit 28b43d6472d9f0011e3c4373944ac8f773a13bc7
Author: Daniel Espinosa <esodan gmail com>
Date:   Wed Sep 5 21:10:11 2018 -0500

    Autotools: fix make distcheck

 test/Makefile.am | 7 -------
 1 file changed, 7 deletions(-)
---
diff --git a/test/Makefile.am b/test/Makefile.am
index a52c470..acf9f4f 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -40,9 +40,6 @@ sources = \
        GomElementTest.vala \
        GomSerializationTest.vala \
        GomSchemaTest.vala \
-       $(NULL)
-
-deprecated = \
        EnumerationTest.vala \
        gxml-performance.vala \
        TElementTest.vala \
@@ -68,10 +65,6 @@ deprecated = \
        SerializableBasicTypesTest.vala \
        $(NULL)
 
-if ENABLE_TNODE_TESTS
-sources += $(deprecated)
-endif
-
 vala-stamp: $(sources)
        @rm -f vala-temp
        @touch vala-temp