Drop persistent-test to fix #7722

Signed-off-by: Mihai Maruseac <[email protected]>

Author: mihaimaruseac

build-constraints.yaml

@@ -885,7 +885,7 @@ packages:
         - persistent-postgresql
         - persistent-sqlite
         - persistent-template
-        - persistent-test
+        - persistent-test < 0 # https://github.com/commercialhaskell/stackage/issues/7722
         - wai-extra
         - wai-websockets
         - warp-tls