docs(readme): fix GoDocs links

Fixes: 54e9144 (docs(readme): add links to GoDocs, per-package)

README.md

@@ -25,12 +25,12 @@ Currently the following packages are available:
 - [`open`](./exp/open): open a file/URL using `open`, `xdg-open`, etc • [Docs](https://pkg.go.dev/github.com/charmbracelet/x/exp/open)
 - [`ordered`](./exp/ordered): generic `min`, `max`, and `clamp` functions for ordered types • [Docs](https://pkg.go.dev/github.com/charmbracelet/x/exp/ordered)
 - [`slice`](./exp/slice): generic slice utilities • [Docs](https://pkg.go.dev/github.com/charmbracelet/x/exp/slice)
-- [`strings`](./exp/strings): utilities for working with strings
+- [`strings`](./exp/strings): utilities for working with strings • [Docs](https://pkg.go.dev/github.com/charmbracelet/x/exp/strings)
 - [`teatest`](./exp/teatest): a library for testing [Bubble Tea](https://github.com/charmbracelet/bubbletea) programs • [Docs](https://pkg.go.dev/github.com/charmbracelet/x/exp/teatest)
 - [`term`](./term): terminal utilities and helpers • [Docs](https://pkg.go.dev/github.com/charmbracelet/x/term)
 - [`termios`](./termios): Termios unified API and library • [Docs](https://pkg.go.dev/github.com/charmbracelet/x/termios)
 - [`windows`](./windows): Windows API used at Charmbracelet • [Docs](https://pkg.go.dev/github.com/charmbracelet/x/windows)
-- [`xpty`](./xpty): cross-platform PTY interface • [Docs](https://pkg.go.dev/github.com/charmbracelet/x/pty)
+- [`xpty`](./xpty): cross-platform PTY interface • [Docs](https://pkg.go.dev/github.com/charmbracelet/x/xpty)
 
 [docbadge]: https://godoc.org/github.com/golang/gddo?status.svg