Removed directory changes in npm-dsvm-macro
Removed directory changes in npm-dsvm-macro

These cause errors, and I'm not actually certain they're
necessary. See below for an example:

2016-08-23 20:54:06.076004 | + DEVSTACK_GATE_NEUTRON=1
2016-08-23 20:54:06.076015 | + export DISPLAY=:99
2016-08-23 20:54:06.076025 | + DISPLAY=:99
2016-08-23 20:54:06.076044 | + cd http://zm07.openstack.org/p/openstack/js-openstack-lib
2016-08-23 20:54:06.076084 | /tmp/c9142d636b2e4850ae5bf9b46036e9ae.sh: line 10: cd: http://zm07.openstack.org/p/openstack/js-openstack-lib: No such file or directory
2016-08-23 20:54:06.076439 | [Zuul] Task exit code: 1

http://logs.openstack.org/51/356751/7/check/js-openstack-lib-dsvm-nodejs6-npm-run-functional-test/095b291/console.html#_2016-08-23_20_54_06_076044

Change-Id: If898cfba41e8b0144c32ea69055a04a07f41edcf

openstack-infra/project-config,Tesora/tesora-project-config,Tesora/tesora-project-config,openstack-infra/project-config