fix(install.sls): fix salt-lint errors

```bash Examining prometheus/package/install.sls of type state [201] Trailing whitespace prometheus/package/install.sls:7 ```
saltstack-formulas · Oct 9, 2019 · 51f5485 · 51f5485
1 parent 8056339
commit 51f5485
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/prometheus/package/install.sls b/prometheus/package/install.sls
@@ -4,7 +4,7 @@
 {#- Get the `tplroot` from `tpldir` #}
 {%- set tplroot = tpldir.split('/')[0] %}
 {%- from tplroot ~ "/map.jinja" import prometheus with context %}
- 
+
     {%- if prometheus.use_upstream_repo %}
 
 include: