Send lsp_types::InitializeParams with Zed version (#7216)

Based on the great work in
https://github.com/zed-industries/zed/pull/7130 , now sends this data

```
[crates/lsp/src/lsp.rs:588] ClientInfo { name: name.to_string(), version: Some(version.to_string()) } = ClientInfo {
    name: "Zed Dev",
    version: Some(
        "0.122.0",
    ),
}
```

with every LSP server initialization.

Release Notes:

- Added Zed name and version to LSP InitializeParams requests

crates/vim/Cargo.toml

@@ -43,6 +43,7 @@ zed_actions = { path = "../zed_actions" }
 editor = { path = "../editor", features = ["test-support"] }
 futures.workspace = true
 gpui = { path = "../gpui", features = ["test-support"] }
+release_channel = { path = "../release_channel" }
 indoc.workspace = true
 language = { path = "../language", features = ["test-support"] }
 lsp = { path = "../lsp", features = ["test-support"] }

crates/vim/src/test/vim_test_context.rs

@@ -23,6 +23,7 @@ impl VimTestContext {
             search::init(cx);
             let settings = SettingsStore::test(cx);
             cx.set_global(settings);
+            release_channel::init("0.0.0", cx);
             command_palette::init(cx);
             crate::init(cx);
         });