Fix next release document

Signed-off-by: Wiktor Kwapisiewicz <wiktor@metacode.biz>

Author: wiktor-k

NEXT.md

@@ -4,12 +4,14 @@ v0.1.29
 
 New:
   - `Cert.generate` has a new `profile` parameter. The default is `Profile.RFC4880` which generates widely compatible certificates. The new option - `Profile.RFC9580` - generates newer, v6 certificates. Thanks to @jap for the contribution! [#47]
-  - `encrypt` and `encrypt_file` can use symmetric encryption via the `passwords` argument
-  - `decrypt` and `decrypt_file` can use symmetric encryption via the `passwords` argument
+  - `encrypt_file` and `decrypt_file` added for handling bigger files. Thanks to @dnet for the contribution! [#53]
+  - `encrypt`, `encrypt_file`, `decrypt` and `decrypt_file` can use symmetric encryption via the `passwords` argument [#55]
 
 Changed:
 
 Removed:
 
 [#47]: https://github.com/wiktor-k/pysequoia/pull/47
+[#53]: https://github.com/wiktor-k/pysequoia/pull/53
+[#55]: https://github.com/wiktor-k/pysequoia/pull/55
 ### git tag --edit -s -F NEXT.md v...