doc: fix version history for "exports" patterns

Refs: #34718 PR-URL: #38355 Reviewed-By: Guy Bedford <guybedford@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Shingo Inoue <leko.noor@gmail.com>

Author: aduh95

doc/api/packages.md

@@ -335,7 +335,7 @@ analogous to the exports field.
 <!--YAML
 added:
  - v14.13.0
- - v12.19.0
+ - v12.20.0
 -->
 
 For packages with a small number of exports or imports, we recommend
@@ -1031,6 +1031,7 @@ added: v12.7.0
 changes:
  - version:
  - v14.13.0
+ - v12.20.0
  pr-url: https://github.com/nodejs/node/pull/34718
  description: Add support for `"exports"` patterns.
  - version: