Fix structure of new tests (r268794) for usr.bin/units.

- Make sure the tests go into the right directory.  The location was
  wrong so they were overwriting the bin/chown tests!
- Use the right naming scheme for the test program.
- Remove the svn:executable property from the shell script.

tools/build/mk/OptionalObsoleteFiles.inc

@@ -4167,6 +4167,7 @@ OLD_FILES+=usr/share/aclocal/atf-c.m4
 OLD_FILES+=usr/share/aclocal/atf-common.m4
 OLD_FILES+=usr/share/aclocal/atf-sh.m4
 OLD_DIRS+=usr/share/aclocal
+OLD_FILES+=usr/tests/bin/chown/units_basics
 OLD_FILES+=usr/tests/usr.bin/atf/Kyuafile
 OLD_FILES+=usr/tests/usr.bin/atf/atf-sh/Kyuafile
 OLD_FILES+=usr/tests/usr.bin/atf/atf-sh/atf_check_test

usr.bin/units/tests/Makefile

@@ -2,8 +2,8 @@
 
 .include <bsd.own.mk>
 
-TESTSDIR=      ${TESTSBASE}/bin/chown
+TESTSDIR=      ${TESTSBASE}/usr.bin/units
 
-TAP_TESTS_SH=	units_basics
+TAP_TESTS_SH=	basics_test
 
 .include <bsd.test.mk>