update jobs-expansions-index.md

change the wrong url
change the wrong template

docs/user-guide/jobs/expansions/index.md

@@ -109,7 +109,7 @@ Processing item cherry
 
 In the first example, each instance of the template had one parameter, and that parameter was also
 used as a label.  However label keys are limited in [what characters they can
-contain](docs/user-guide/labels/#syntax-and-character-set).
+contain](/docs/user-guide/labels/#syntax-and-character-set).
 
 This slightly more complex example uses a the jinja2 template language to generate our objects.
 We will use a one-line python script to convert the template to a file.
@@ -128,7 +128,7 @@ First, copy and paste the following template of a Job object, into a file called
 apiVersion: batch/v1
 kind: Job
 metadata:
-  name: jobexample-{{ {{ name }} }}
+  name: jobexample-{{ name }}
   labels:
     jobgroup: jobexample
 spec: