Move CI status badges to underneath the repo name [skip ci]

Author: saxbophone

README.md

@@ -1,2 +1,5 @@
-# arby ![release build](https://github.com/saxbophone/arby/actions/workflows/build-release.yml/badge.svg) ![continous integration](https://github.com/saxbophone/arby/actions/workflows/continuous-integration.yml/badge.svg)
+# arby
+
+![release build](https://github.com/saxbophone/arby/actions/workflows/build-release.yml/badge.svg) ![continous integration](https://github.com/saxbophone/arby/actions/workflows/continuous-integration.yml/badge.svg)
+
 Arbitrary precision arithmetic in C++