Update README.md

Co-authored-by: Oliver Kurz <[email protected]>

README.md

@@ -4,7 +4,7 @@ This repository is to be used as a [git-subrepo]
 (https://github.com/ingydotnet/git-subrepo). See the instructions below in the
 [Git Subrepo Usage](#git-subrepo-usage) section
 
-All dependencies in this project are sourced from what's available in OpenSUSE
+All dependencies in this project are sourced from what's available in openSUSE
 Tumbleweed RPM repositories.
 
 For developers not using RPM the tumbleweed repositories, a `cpanfile` is