Update pipeline/outputs/openobserve.md

Co-authored-by: Adam Locke <[email protected]>
Signed-off-by: Chaitanya Sistla <[email protected]>

Author: chaitanya-sistla

pipeline/outputs/openobserve.md

@@ -26,7 +26,7 @@ types as mentioned in the
 | Format        | Required: The format of the log payload. OpenObserve expects JSON.                                                                                                                                                                                                                                                                                                                                                           |         `json`                         |
 | json_date_key   | Optional: The JSON key used for timestamps in the logs.                                                                                                                                                                                                                                                                                                                                                                                                                  | `timestamp`                      |
 | json_date_format   | _Optional_ The format of the date in logs. OpenObserve supports iso8601.                                                                                                                                                                                                                                                                                                                                                                                                                  | `iso8601`                      |
-| include_tag_key | If enabled, a tag is appended to output. The key name is used `tag_key` property.                                                                                                                                                                                                                                                                                                                                                          | `false`                          |
+| include_tag_key | If `true`, a tag is appended to the output. The key name is used in the `tag_key` property.                                                                                                                                                                                                                                                                                                                                                          | `false`                          |
 
 ### Configuration File