how to fix this error?
opam install ocaml-lsp-server
<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><> 🐫
[ocaml-lsp-server.1.15.1-5.0] synchronised (no changes)
[ERROR] Package conflict!
* Incompatible packages:
- (invariant) → ocaml-system >= 5.0.0
- ocaml-lsp-server >= 1.15.1-5.0 → ocaml < 4.15 → dkml-base-compiler
You can temporarily relax the switch invariant with `--update-invariant'