Resolve "Unhandled LSP requests declared as capabilities in tilleul" ✨️

Closes #110 🐔️👍️
Approved-by: loutr <l.ta-ma@proton.me>
Approved-by: v-lafeychine <vincent.lafeychine@proton.me>

🦀️🍰🦀️🍰🦀️🍰

* fix(tilleul): change tilleul initialization to indicate that no capability is currentlly handled

tilleul/src/tilleul/handler.rs

@@ -13,11 +13,7 @@ use crate::lsp::{connection, LanguageServer};
 impl<C: connection::LanguageServer> LanguageServer for Tilleul<'_, '_, C> {
     fn initialize(&mut self, _: InitializeParams) -> InitializeResult {
         InitializeResult {
-            capabilities: ServerCapabilities {
-                definition_provider: Some(OneOf::Left(true)),
-                text_document_sync: Some(TextDocumentSyncCapability::Kind(TextDocumentSyncKind::FULL)),
-                ..ServerCapabilities::default()
-            },
+            capabilities: ServerCapabilities::default(),
             server_info: Some(ServerInfo {
                 name: crate::NAME.to_owned(),
                 version: Some(crate::VERSION.to_owned()),