net-mail/notmuch: Bump revision

Bump revision for commit "Don't block app-crypt/gnupg and
dev-libs/gmime[smime]".

Package-Manager: portage-2.3.0_rc1

diff --git a/net-mail/notmuch/notmuch-0.22-r1.ebuild b/net-mail/notmuch/notmuch-0.22-r2.ebuild
similarity index 100%
rename from net-mail/notmuch/notmuch-0.22-r1.ebuild
rename to net-mail/notmuch/notmuch-0.22-r2.ebuild