Move ansible dependency to bindep.txt

Our role shouldn't add the required dependencies for ansible, this
should be done before even running of the role.

Change-Id: Ic0bed3f0f73b370eaa0731e34505c19f3a862346
Signed-off-by: Paul Belanger <pabelanger@redhat.com>

bindep.txt

@@ -1,6 +1,7 @@
 # This is a cross-platform list tracking distribution packages needed by tests;
 # see http://docs.openstack.org/infra/bindep/ for additional information.
 
+git
 libffi-dev [platform:dpkg]
 libffi-devel [platform:rpm]
 libselinux-python [platform:rpm]

vars/redhat.yaml

@@ -15,7 +15,6 @@
 __zuul_build_depends:
   - gcc
   - gcc-c++
-  - git
   - libffi-devel
   - openssl-devel
   - python3-devel

vars/ubuntu.yaml

@@ -14,7 +14,6 @@
 ---
 __zuul_build_depends:
   - build-essential
-  - git
   - libffi-dev
   - libssl-dev
   - python3-dev