Add CI on julia 1.11-nightly (#267)

Author: lgoettgens

.github/workflows/test.yml

@@ -23,7 +23,8 @@ jobs:
       matrix:
         os: ["ubuntu-latest"]
         julia-version:
-          - '~1.10.0-0'
+          - '1.11-nightly'
+          - '1.10'
           - '1.9'
           - '1.8'
           - '1.7'