add missing "and"

Signed-off-by: Matthew Fisher <matt.fisher@microsoft.com>

docs/chart_template_guide/variables.md

@@ -98,10 +98,7 @@ data:
 
 Variables are normally not "global". They are scoped to the block in which they are declared. Earlier, we assigned `$relname` in the top level of the template. That variable will be in scope for the entire template. But in our last example, `$key` and `$val` will only be in scope inside of the `{{range...}}{{end}}` block.
 
-However, there is one variable that is always global - `$` - this
-variable will always point to the root context.  This can be very
-useful when you are looping in a range need to know the chart's release
-name.
+However, there is one variable that is always global - `$` - this variable will always point to the root context. This can be very useful when you are looping in a range and need to know the chart's release name.
 
 An example illustrating this:
 ```yaml
@@ -111,8 +108,8 @@ kind: Secret
 metadata:
   name: {{ .name }}
   labels:
-    # Many helm templates would use `.` below, but that will not work, 
-    # however `$` will work here 
+    # Many helm templates would use `.` below, but that will not work,
+    # however `$` will work here
     app.kubernetes.io/name: {{ template "fullname" $ }}
     # I cannot reference .Chart.Name, but I can do $.Chart.Name
     helm.sh/chart: "{{ $.Chart.Name }}-{{ $.Chart.Version }}"