RELEASE-NOTES: fix github casing

Follows-up b22f9066a5, which added a new contributor with a different
casing for "github" than the others.

Closes #16438

diff --git a/RELEASE-NOTES b/RELEASE-NOTES
index e971b4985bbf49be0b35523585597f144bece95f..e733df306ae31c4336a3fb1de8ecc0d4aef23b0b 100644 (file)
--- a/RELEASE-NOTES
+++ b/RELEASE-NOTES
@@ -101,7 +101,7 @@ advice from friends like these:
   Anthony Hu, Daniel Stenberg, dependabot[bot], Dexter Gerig, Harry Sintonen,
   John Bampton, Joseph Chen, kayrus on github, kriztalz, lf- on github,
   Marcel Raad, Mark Phillips, Ray Satiro, rmg-x on github,
-  RubisetCie on Github, Sergey, Stefan Eissing, Viktor Szakats,
+  RubisetCie on github, Sergey, Stefan Eissing, Viktor Szakats,
   Zenju on github
   (19 contributors)