Fix subchart2 example tag

docs/charts.md

@@ -36,7 +36,7 @@ wordpress/
 Helm reserves use of the `charts/` and `templates/` directories, and of
 the listed file names. Other files will be left as they are.
 
-While the `charts` and `template` directories are optional there must be at least one chart dependency or template file for the chart to be valid.
+While the `charts` and `templates` directories are optional there must be at least one chart dependency or template file for the chart to be valid.
 
 ## The Chart.yaml File
 
@@ -276,7 +276,7 @@ dependencies:
         condition: subchart2.enabled,global.subchart2.enabled
         tags:
           - back-end
-          - subchart1
+          - subchart2
 
 ````
 ````