Update the sample template for JSON output

Signed-off-by: Chin Yeung Li <[email protected]>

Author: chinyeungli

src/attributecode/templates/default_json.template

@@ -4,15 +4,12 @@
         "entries": [
         {% for about_object in abouts %}
             {
-                "name": "{{ about_object.name.value }}"{% if about_object.version.value -%},{%- endif %}
+                "name": "{{ about_object.name.value }}"{% if about_object.version.value or about_object.license_expression.value-%},{%- endif %}
                 {% if about_object.version.value -%}
-                "version": "{{ about_object.version.value }}"{% if about_object.license.value -%},{%- endif %}
+                "version": "{{ about_object.version.value }}"{% if about_object.license_expressio.value-%},{%- endif %}
                 {%- endif %}
-                {% if about_object.license.value -%}
-                "license": "{{ about_object.license.value }}"
-                {%- endif %}
-                {% if about_object.copyright.value -%}
-                "copyrigth": "{{ about_object.copyright.value }}"
+                {% if about_object.license_expression.value -%}
+                "license_expression": "{{ about_object.license_expression.value }}"
                 {%- endif %}
             }{% if not loop.last -%},{%- endif %}
         {%- endfor %}