configure: cleanup creation of tests/tcg target config

Remove the symlink to tests/tcg/config-*.mak, which is possible now
that unused target config files are not created either.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20220929114231.583801-28-alex.bennee@linaro.org>
diff --git a/Makefile b/Makefile
index 357592a..a48103c 100644
--- a/Makefile
+++ b/Makefile
@@ -221,7 +221,7 @@
 distclean: clean recurse-distclean
 	-$(quiet-@)test -f build.ninja && $(NINJA) $(NINJAFLAGS) -t clean -g || :
 	rm -f config-host.mak Makefile.prereqs qemu-bundle
-	rm -f tests/tcg/config-*.mak
+	rm -f tests/tcg/*/config-target.mak tests/tcg/config-host.mak
 	rm -f config.status
 	rm -f roms/seabios/config.mak
 	rm -f qemu-plugins-ld.symbols qemu-plugins-ld64.symbols