replace CLEANFILES with clean-local: target

test/Makefile.am

@@ -47,15 +47,5 @@ EXTRA_DIST = \
 	test_streams.sh \
 	test_bins.sh
 
-CLEANFILES = \
-	$(wildcard *.raw) \
-	$(wildcard *.flac) \
-	$(wildcard *.oga) \
-	$(wildcard *.ogg) \
-	$(wildcard *.cmp) \
-	$(wildcard *.aiff) \
-	$(wildcard *.wav) \
-	$(wildcard *.diff) \
-	$(wildcard *.log) \
-	$(wildcard *.cue) \
-	core
+clean-local:
+	-rm -f *.raw *.flac *.oga *.ogg *.cmp *.aiff *.wav *.diff *.log *.cue core

test/flac-to-flac-metadata-test-files/Makefile.am

@@ -41,5 +41,5 @@ EXTRA_DIST = \
 	input-VA.flac \
 	input0.cue
 
-CLEANFILES = \
-	$(wildcard out.*)
+clean-local:
+	-rm -f out.*

test/metaflac-test-files/Makefile.am

@@ -80,5 +80,5 @@ EXTRA_DIST = \
 	case61-expect.meta \
 	case62-expect.meta
 
-CLEANFILES = \
-	$(wildcard out.*)
+clean-local:
+	-rm -f out.*