missing Release in 19.10

[edk]

Description

Brand new Ubuntu 19.10 in virtualbox gets an error when updating packages with a missing Release file.

Steps to reproduce

1. install ubuntu 19.10 (just released!)
2. follow instructions in readme to install:

   $ sudo apt-add-repository -y ppa:rael-gc/rvm
   Hit:1 http://us.archive.ubuntu.com/ubuntu eoan InRelease
   Ign:2 http://ppa.launchpad.net/rael-gc/rvm/ubuntu eoan InRelease                      
   Hit:3 http://us.archive.ubuntu.com/ubuntu eoan-updates InRelease                      
   Hit:4 http://security.ubuntu.com/ubuntu eoan-security InRelease          
   Hit:5 http://us.archive.ubuntu.com/ubuntu eoan-backports InRelease                    
   Err:6 http://ppa.launchpad.net/rael-gc/rvm/ubuntu eoan Release
   404  Not Found [IP: 91.189.95.83 80]
   Reading package lists... Done
   E: The repository 'http://ppa.launchpad.net/rael-gc/rvm/ubuntu eoan Release' does not have a Release file.
   N: Updating from such a repository can't be done securely, and is therefore disabled by default.
   N: See apt-secure(8) manpage for repository creation and user configuration details.

Expected behavior

Actual behavior

missing release file for eoan

Environment info

 cat /etc/lsb-release 
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=19.10
DISTRIB_CODENAME=eoan
DISTRIB_DESCRIPTION="Ubuntu 19.10"

[SuperSandro2000]

Just use sudo add-apt-repository "deb http://ppa.launchpad.net/rael-gc/rvm/ubuntu disco main" for now. The packages are identically anyway.

[raelgc]

Just published for Eoan. Thanks for the reminder, @edk!