pass ansible the "raw" git repo url

* I explored the |urlencode() filter instead. Ansible and git didn't
like this.
* Quoting doesn't seemed to be required. Ansible and the git module are
smart enough to do the right thing. I tested with a space in the repo
url path and it works.

awx/playbooks/project_update.yml

@@ -25,7 +25,7 @@
     - name: update project using git and accept hostkey
       git:
         dest: "{{project_path|quote}}"
-        repo: "{{scm_url|quote}}"
+        repo: "{{scm_url}}"
         version: "{{scm_branch|quote}}"
         force: "{{scm_clean}}"
         accept_hostkey: "{{scm_accept_hostkey}}"
@@ -42,7 +42,7 @@
     - name: update project using git
       git:
         dest: "{{project_path|quote}}"
-        repo: "{{scm_url|quote}}"
+        repo: "{{scm_url}}"
         version: "{{scm_branch|quote}}"
         force: "{{scm_clean}}"
         #clone: "{{ scm_full_checkout }}"