add ssh keys to gitignore along with fixing ansible command

.gitignore

@@ -62,3 +62,7 @@ coverage.xml
 
 # Sphinx documentation
 docs/_build/
+
+# SSH Keys
+id_rsa
+id_rsa.pub

.gitlab-ci.yml

@@ -19,4 +19,4 @@ ansible-deploy:
   only:
     - master
   script:
-    - ANSIBLE_HOST_KEY_CHECKING=False ansible-playbook --ssh-extra-args=' -o ForwardAgent=yes -o ControlMaster=auto -o ControlPersist=60s' -i $ansible_server, -u $ansible_user -e quadfile_user=$quadfile_user -e app_location=$app_location -e quadfile_repo=$quadfile_repo playbook.yml
+    - ANSIBLE_HOST_KEY_CHECKING=False ansible-playbook --ssh-extra-args=' -o ForwardAgent=yes -o ControlMaster=auto -o ControlPersist=60s' -i $ansible_server, -u $ansible_user -e quadfile_user=$quadfile_user -e app_location=$app_location -e quadfile_repo=$quadfile_repo ansible/playbook.yml