package.provided: update eselect-python provide

Gentoo is providing a newer version which python pulls in, so update
the dep on our side to match any version.

TEST=`emerge python:2.7` no longer pulls in eselect-python

Change-Id: I1b09b783c15d9ee214f33b2d070703313cb13bbc
diff --git a/portage/ b/portage/
index 9abe373..fc6727b 100644
--- a/portage/
+++ b/portage/
@@ -32,7 +32,7 @@
 # We don't tweak runtime knobs on the device itself.
 # Some packages are provided by external/ and such instead.
 # We use a large -r# so that various changes in ebuilds don't try to pull