Rename regression test 035.

diff --git a/src/test/regression/tests/035.unix_socket_directories/test.sh b/src/test/regression/tests/035.unix_sockets/test.sh
similarity index 100%
rename from src/test/regression/tests/035.unix_socket_directories/test.sh
rename to src/test/regression/tests/035.unix_sockets/test.sh