test-conversion: convert test-get-dependencies to new infrastructure

The test uses the ext4 module dependencies as the testcase, checking
both the number and the names of the returned modules.
diff --git a/Makefile.am b/Makefile.am
index 416672e..e04e7f7 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -161,7 +161,7 @@
 
 TESTSUITE = testsuite/test-init testsuite/test-testsuite testsuite/test-loaded \
 	    testsuite/test-modinfo testsuite/test-alias testsuite/test-new-module \
-	    testsuite/test-modprobe testsuite/test-blacklist
+	    testsuite/test-modprobe testsuite/test-blacklist testsuite/test-dependencies
 check_PROGRAMS = $(TESTSUITE)
 TESTS = $(TESTSUITE)
 
@@ -181,6 +181,8 @@
 testsuite_test_modprobe_CPPFLAGS = $(TESTSUITE_CPPFLAGS)
 testsuite_test_blacklist_LDADD = $(TESTSUITE_LDADD)
 testsuite_test_blacklist_CPPFLAGS = $(TESTSUITE_CPPFLAGS)
+testsuite_test_dependencies_LDADD = $(TESTSUITE_LDADD)
+testsuite_test_dependencies_CPPFLAGS = $(TESTSUITE_CPPFLAGS)
 
 testsuite-distclean:
 	-find testsuite/rootfs-dirty -type d -exec chmod +w {} \;