net-misc/electrum: Revbump post dep changes

Signed-off-by: Michał Górny <mgorny@gentoo.org>

diff --git a/net-misc/electrum/electrum-3.1.3.ebuild b/net-misc/electrum/electrum-3.1.3-r1.ebuild
similarity index 100%
rename from net-misc/electrum/electrum-3.1.3.ebuild
rename to net-misc/electrum/electrum-3.1.3-r1.ebuild

diff --git a/net-misc/electrum/electrum-3.3.6.ebuild b/net-misc/electrum/electrum-3.3.6-r1.ebuild
similarity index 100%
rename from net-misc/electrum/electrum-3.3.6.ebuild
rename to net-misc/electrum/electrum-3.3.6-r1.ebuild