Update shade_git_dest location

Stop using /opt folder to store the location of git checkout. We don't
actually need to be root user to do that.

Change-Id: Ifc530e66ec886d094c5a3b3cd6078270439cd301
Signed-off-by: Paul Belanger <pabelanger@redhat.com>

defaults/main.yaml

@@ -13,7 +13,7 @@
 # under the License.
 ---
 # tasks/config.yaml
-shade_git_dest: /opt/ansible-role-shade/git/openstack-infra/shade
+shade_git_dest: "{{ ansible_user_dir }}/src/git.openstack.org/openstack-infra/shade"
 shade_git_uri: https://git.openstack.org/openstack-infra/shade
 shade_git_version: master
 # shade_git_update

tasks/install/git.yaml

@@ -13,7 +13,6 @@
 # under the License.
 ---
 - name: Git clone shade.
-  become: yes
   git:
     dest: "{{ shade_git_dest }}"
     repo: "{{ shade_git_uri }}"

tests/test.yaml

@@ -14,7 +14,6 @@
 ---
 - hosts: all
   vars:
-    shade_git_dest: "{{ ansible_user_dir }}/src/git.openstack.org/openstack-infra/shade"
     shade_git_update: false
     rolename: ansible-role-shade