Release Notes: clarify what the libcbor/libfido2 update is all about

Users will be totally disinterested to hear that these libraries have
been updated. But their ears might perk up when they read about being
able to protect their SSH keys using security keys via Windows Hello.

Signed-off-by: Johannes Schindelin <[email protected]>

Author: dscho

ReleaseNotes.md

@@ -50,9 +50,8 @@ This package contains software from a number of other projects including Bash, z
 * Comes with [OpenSSL v1.1.1s](https://www.openssl.org/news/openssl-1.1.1-notes.html).
 * Comes with [cURL v7.86.0 (3)](https://curl.haxx.se/changes.html#7_86_0).
 * The Portable Git edition (which comes as a self-extracting 7-Zip archive) [now uses the latest 7-Zip version to self-extract](https://github.com/git-for-windows/build-extra/commit/0240a09014a4fcfd9f487e50d7a09464a2e428b8).
-* Comes with [libcbor v0.9.0](https://github.com/PJK/libcbor/releases/tag/0.9.0).
-* Comes with [libfido2 v1.12.0](https://github.com/Yubico/libfido2/releases/tag/1.12.0).
 * Comes with [OpenSSH v9.1p1](https://www.openssh.com/txt/release-9.1).
+* It [is now possible](https://github.com/git-for-windows/MSYS2-packages/commit/6823ee7b329b53f38747f64db8fb8d6de077a0e4) to generate and use [SSH keys protected by security keys](https://man.openbsd.org/ssh-keygen#FIDO_AUTHENTICATOR) (AKA FIDO devices) via Windows Hello, e.g. via `ssh-keygen.exe -t ecdsa-sk`.
 
 ## Changes since Git for Windows v2.38.0 (October 3rd 2022)