Move test-shs1 into the makefile

Makefile

@@ -26,5 +26,9 @@ uninstall:
 		$(DESTDIR)$(BINDIR)/$(BIN) \
 		$(DESTDIR)$(MANDIR)/man1/$(BIN).1
 
+test-shs1:
+	@# %lzzcAZlM21slUIoiH4yd/wgDnXu8raNLvwqjxqrU06k=.sha256
+	shs1testclient ./test-shs-inner.sh $(SHS1_TEST_SEED)
+
 clean:
 	@rm -vf $(BIN)

test-shs.sh

@@ -1,3 +0,0 @@
-#!/bin/sh
-# test using [shs1-testsuite](%riikqU1Zc/dgjc80vABMA3DkTzTHzlxEYxGU5NYwje8=.sha256)
-exec shs1testclient "$(dirname "$0")"/test-shs-inner.sh "$@"