dev meeting 2024 03 20

integration of contexts in editors (initially, vscode) (@jchavarri)

• continuation of multi-context libs: [#10222]https://github.com/ocaml/dune/issue/10222)
• questions about how to coordinate changes between dune, merlin, ocaml-lsp and vscode-ocaml so that users can choose the context for which they want to fetch the build and types information from