Mark singletons-base as broken due to GHC #22623

See ghc/ghc#22623 for the assertion failure

Mark singletons-base as broken due to GHC #22623
4c95373f · Matthew Pickering · 731f85b0 · 4c95373f
Commit 4c95373f authored 2 years ago by Matthew Pickering
--- a/ci/config.sh
+++ b/ci/config.sh
@@ -85,6 +85,7 @@ case $version in

  9.5.*)
    #       package                   ticket
+    broken  singletons-base           22623
    ;;

  *)