ci(release): use gh cli instead of 3rd-party actions

Closes #15709

[skip ci]

.github/workflows/notes.md

@@ -0,0 +1,41 @@
+```
+${NVIM_VERSION}
+```
+
+## Install
+
+### Windows
+
+1. Extract **nvim-win64.zip** (or **nvim-win32.zip**)
+2. Run `nvim-qt.exe`
+
+### macOS
+
+1. Download **nvim-macos.tar.gz**
+2. Extract: `tar xzvf nvim-macos.tar.gz`
+3. Run `./nvim-osx64/bin/nvim`
+
+### Linux (x64)
+
+1. Download **nvim.appimage**
+2. Run `chmod u+x nvim.appimage && ./nvim.appimage`
+   - If your system does not have FUSE you can [extract the appimage](https://github.com/AppImage/AppImageKit/wiki/FUSE#type-2-appimage):
+     ```
+     ./nvim.appimage --appimage-extract
+     ./squashfs-root/usr/bin/nvim
+     ```
+
+### Other
+
+- Install by [package manager](https://github.com/neovim/neovim/wiki/Installing-Neovim)
+
+## SHA256 Checksums
+
+```
+${SHA_LINUX_64}
+${SHA_APP_IMAGE}
+${SHA_APP_IMAGE_ZSYNC}
+${SHA_MACOS}
+${SHA_WIN_64}
+${SHA_WIN_32}
+```