Remove NBSP characters

Some NBSP are still present in the yaml files.
Adding a test in travis CI.

Signed-off-by: Dimitri Savineau <dsavinea@redhat.com>
(cherry picked from commit 07c6695d)

.travis.yml

@@ -7,5 +7,6 @@ notifications:
 install:
   - pip install -r requirements.txt
 script:
+  - if [[ -n $(grep --exclude-dir=.git -P "\xa0" -r .) ]]; then echo 'NBSP characters found'; exit 1; fi
   - ansible-playbook -i '127.0.0.1,' site.yml.sample --syntax-check --list-tasks -vv
-  - ansible-playbook -i '127.0.0.1,' site-docker.yml.sample --syntax-check --list-tasks -vv
\ No newline at end of file
+  - ansible-playbook -i '127.0.0.1,' site-docker.yml.sample --syntax-check --list-tasks -vv

roles/ceph-config/templates/ceph.conf.j2

@@ -148,7 +148,7 @@ filestore xattr use omap = true
 {% endif %}
 {% endif %}
 {% if osd_objectstore == 'bluestore' %}
-{% set _num_osds = num_osds | default(0) | int %}
+{% set _num_osds = num_osds | default(0) | int %}
 [osd]
 {% if is_hci and _num_osds > 0 %}
 {# hci_safety_factor is the safety factor for HCI deployments #}