dev-python/sip: Revbump to force rebuild for new ABI letters

Gentoo-Bug: https://bugs.gentoo.org/show_bug.cgi?id=568452
Gentoo-Bug: https://bugs.gentoo.org/show_bug.cgi?id=567924

Package-Manager: portage-2.2.26
Signed-off-by: Justin Lecher <jlec@gentoo.org>

diff --git a/dev-python/sip/sip-4.17.ebuild b/dev-python/sip/sip-4.17-r1.ebuild
similarity index 100%
rename from dev-python/sip/sip-4.17.ebuild
rename to dev-python/sip/sip-4.17-r1.ebuild