Add installation instructions for Arch Linux (#298)
Add installation instructions for Arch Linux (#298)

* feat(docs): change language in installation section to support n methods

the current language suggests a static number of installation methods.
this patch refactors the language used to be ambiguous and support an
infinite number of installation methods.
bazelbuild/bazel-watcher,bazelbuild/bazel-watcher,bazelbuild/bazel-watcher,bazelbuild/bazel-watcher