[nongnu] elpa/guru-mode e91cdfb 40/42: Fix broken badge

[ELPA Syncer]

branch: elpa/guru-mode
commit e91cdfb34f7e5e35190d48bfd249b1c39c1ef5dd
Author: Bozhidar Batsov <bozhi...@batsov.com>
Commit: Bozhidar Batsov <bozhi...@batsov.com>

    Fix broken badge
---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index 9c7ea8a..0e00116 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,8 @@
 
[![ko-fi](https://www.ko-fi.com/img/githubbutton_sm.svg)](https://ko-fi.com/C0C2204SR)
 
[![Patreon](https://img.shields.io/badge/patreon-donate-orange.svg)](https://www.patreon.com/bbatsov)
 
+[badge-license]: https://img.shields.io/badge/license-GPL_3-green.svg
+
 ## Synopsis
 
 Guru mode disables (or warns on) some generic keybindings and suggests the use 
of the