Adding YAML examples to JSON parser doc. Part of issue #1865.

Signed-off-by: Eric D. Schabell <[email protected]>

Author: eschabell

pipeline/parsers/json.md

@@ -4,17 +4,34 @@ The _JSON_ parser transforms JSON logs by converting them to internal binary rep
 
 For example, the default parsers configuration file includes a parser for parsing Docker logs (when the Tail input plugin is used):
 
-```python
+{% tabs %}
+{% tab title="parsers.yaml" %}
+
+```yaml
+parsers:
+    - name: docker
+      format: json
+      time_key: time
+      time_format: '%Y-%m-%dT%H:%M:%S %z'
+```
+
+{% endtab %}
+{% tab title="parsers.conf" %}
+
+```text
 [PARSER]
     Name        docker
     Format      json
     Time_Key    time
     Time_Format %Y-%m-%dT%H:%M:%S %z
 ```
 
+{% endtab %}
+{% endtabs %}
+
 The following log entry is valid content for the previously defined parser:
 
-```javascript
+```text
 {"key1": 12345, "key2": "abc", "time": "2006-07-28T13:22:04Z"}
 ```
 
@@ -24,4 +41,4 @@ After processing, its internal representation will be:
 [1154103724, {"key1"=>12345, "key2"=>"abc"}]
 ```
 
-The time was converted to a UTC timestamp and the map was reduced to each component of the original message.
+The time was converted to a UTC timestamp and the map was reduced to each component of the original message.