readme: Add static NonGNU Elpa badge

The official badge cannot be used because it is red, which is commonly
used in badges to indicate failure.  Also, for this package, the
official badge does not actually exist at the expected url.

1 files changed, 1 insertions, 1 deletions

diff --git a/README.md b/README.md
index 4447044..b5f6c6e 100644
--- a/README.md
+++ b/README.md
@@ -127,7 +127,7 @@ Thanks to all of you, may (the history of) the source be with you!
 [![Compile](https://github.com/magit/magit/actions/workflows/compile.yml/badge.svg)](https://github.com/magit/magit/actions/workflows/compile.yml)
 [![Test](https://github.com/magit/magit/actions/workflows/test.yml/badge.svg)](https://github.com/magit/magit/actions/workflows/test.yml)
 [![Manual](https://github.com/magit/magit/actions/workflows/manual.yml/badge.svg)](https://github.com/magit/magit/actions/workflows/manual.yml)
-[![NonGNU ELPA](https://elpa.nongnu.org/nongnu/magit.svg)](https://elpa.nongnu.org/nongnu/magit.html)
+[![NonGNU ELPA](https://emacsair.me/assets/badges/nongnu-elpa.svg)](https://elpa.nongnu.org/nongnu/magit.html)
 [![Melpa](https://melpa.org/packages/magit-badge.svg)](https://melpa.org/#/magit)
 [![Melpa Stable](https://stable.melpa.org/packages/magit-badge.svg)](https://stable.melpa.org/#/magit)