Update cover.tahoma.markdown (home-assistant#4304)

gerard33 · frenck · commit d2fbd11c5e83 · 2017-12-30T09:58:25.000+01:00
Yaml code was not shown correctly
diff --git a/source/_components/cover.tahoma.markdown b/source/_components/cover.tahoma.markdown
@@ -14,8 +14,8 @@ ha_release: 0.59
 
 To use your tahoma covers in your installation, add the following to your `configuration.yaml` file:
 
-``yaml
+```yaml
 # Example configuration.yml entry
 cover:
   platform: tahoma
-```
+```
