maint: use #!/bin/sh consistently in shell-based test scripts

* tests/misc/sort-continue: Change first line to standard #!/bin/sh,
not #!/bin/bash (though it doesn't matter, since each is invoked
via $(SHELL) dir/test-name.

diff --git a/tests/misc/sort-continue b/tests/misc/sort-continue
index 1b0ef431c837db6d3256fce31596d3df47be646e..8b206f35cb81a4701c7ad16b0376bc235fa0a7d6 100755 (executable)
--- a/tests/misc/sort-continue
+++ b/tests/misc/sort-continue
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 # Tests for file descriptor exhaustion.
 
 # Copyright (C) 2009 Free Software Foundation, Inc.