doc: update stale feature messages

- update the messages to reflect additional
  bikeshedding that took place when action
  was implemented in
  doc/contributing/feature-request-management.md.
- fix links to this document in messages as
  we moved the contributing docs location.

Signed-off-by: Michael Dawson <[email protected]>

doc/contributing/feature-request-management.md

@@ -65,11 +65,11 @@ to the issue:
 ```markdown
 There has been no activity on this feature request for
 5 months and it is unlikely to be implemented.
-It will be closed after 6 months after the last non-automated comment unless there is renewed
-discussion or collaborators advocating that it be kept
-open. For more information on how the project manages
-feature requests please consult the
-[feature request management document](https://github.com/nodejs/node/blob/HEAD/doc/guides/feature-request-management.md).
+It will be closed 6 months after the last non-automated comment.
+
+For more information on how the project manages
+feature requests, please consult the
+[feature request management document](https://github.com/nodejs/node/blob/HEAD/doc/contributing/feature-request-management.md).
 ```
 
 If there is no additional activity/discussion on the
@@ -79,11 +79,10 @@ closed:
 
 ```markdown
 There has been no activity on this feature request
-and it is being closed.  We value your input
-and if you feel closing this issue was not the
-right thing to do, please re-open it.
+and it is being closed. If you feel closing this issue is not the
+right thing to do, please leave a comment.
 
 For more information on how the project manages
-feature requests please consult the
-[feature request management document](https://github.com/nodejs/node/blob/HEAD/doc/guides/feature-request-management.md).
+feature requests, please consult the
+[feature request management document](https://github.com/nodejs/node/blob/HEAD/doc/contributing/feature-request-management.md).
 ```