Remove remaining references to Windows while Windows is unsupported

.goreleaser.yaml

@@ -26,13 +26,10 @@ builds:
     - goos: darwin
       goarch: 386
 
-## generate .tar.gz and .zip archives
+## generate .tar.gz archives
 archive:
   replacements:
     386: i386
-  format_overrides:
-  - goos: windows
-    format: zip
 
 checksum:
   name_template: 'checksums.txt'

README.md

@@ -19,9 +19,8 @@ variables allow you to change behaviour depending on operating system,
 architecture, and hostname.
 
  * Secure: `chezmoi` can retreive secrets from
-   [LastPass](https://lastpass.com/), your Keychain (on macOS), [GNOME
-Keyring](https://wiki.gnome.org/Projects/GnomeKeyring) (on Linux), or Windows
-Credential Manager (on Windows) using the
+   [LastPass](https://lastpass.com/), your Keychain (on macOS), or [GNOME
+Keyring](https://wiki.gnome.org/Projects/GnomeKeyring) (on Linux)) using the
 [`zalando/go-keyring`](https://github.com/zalando/go-keyring) library.
 
  * Robust: `chezmoi` updates all files and symbolic links atomically (using
@@ -45,7 +44,7 @@ formats (e.g. JSON, YAML, TOML, etc.) are supported for the configuration file.
 ## Installation
 
 Binaries and packages for multiple platforms, including RedHat, Debian,
-Windows, FreeBSD, and OpenBSD, are available on the [releases
+FreeBSD, and OpenBSD, are available on the [releases
 page](https://github.com/twpayne/chezmoi/releases).
 
 On macOS you can install `chezmoi` with Homebrew: