Fixed wording in the gsoc page.
Fixed wording in the gsoc page.

google/xi-editor,fuchsia-mirror/third_party-xi-editor,fuchsia-mirror/third_party-xi-editor,fuchsia-mirror/third_party-xi-editor,google/xi-editor,fuchsia-mirror/third_party-xi-editor,google/xi-editor,google/xi-editor