fix lsp config reload (#9415)

`syn_loader` was replaced rather than interior value being replace,
old value was still being referenced and not updated after `:config-refresh`.
By using `ArcSwap` like for `config`, each `.load()` call will return the most
updated value.

Co-authored-by: kyfan <kyfan@email>

1 files changed, 1 insertions, 0 deletions

diff --git a/Cargo.lock b/Cargo.lock
index 6131871d..6f38f003 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1316,6 +1316,7 @@ name = "helix-lsp"
 version = "23.10.0"
 dependencies = [
  "anyhow",
+ "arc-swap",
  "futures-executor",
  "futures-util",
  "globset",