CONTRIBUTING.md: remove note about not accepting Pull Requests
CONTRIBUTING.md: remove note about not accepting Pull Requests

Updates golang/go#24185

Change-Id: If5e4f6dbc034d68a39fd5e42bdedc1437b2524cb
Reviewed-on: https://go-review.googlesource.com/100695
Reviewed-by: Andrew Bonventre <682ad9f487f614f19e8b7cc5d340bdc8e1c1b128@golang.org>
Reviewed-by: Ian Lance Taylor <87e9c6d529889242b7e184afb632328636553ab4@golang.org>

golang/sublime-config