tests: fix POSIX shell source style
The source command does not search $PWD, and bash recently fixed itself to
follow this behavior for /bin/sh.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/testsuite/seq.tests b/testsuite/seq.tests
index 817e1a7..7a55374 100755
--- a/testsuite/seq.tests
+++ b/testsuite/seq.tests
@@ -6,7 +6,7 @@
# AUDIT: Full SUSv3 coverage (except internationalization).
-. testing.sh
+. ./testing.sh
# testing "test name" "options" "expected result" "file input" "stdin"
# file input will be file called "input"