Temporarily disable diagnostics provider workspace settings

We need to investigate this better.
Currently we immediately close the workspace diagnostic request, which causes the client to retrigger this.
This becomes very resource intensive.
We should add partial response support, as recommended in the spec

src/LanguageServer.cpp

@@ -71,7 +71,7 @@ lsp::ServerCapabilities LanguageServer::getServerCapabilities()
     // Rename Provider
     capabilities.renameProvider = true;
     // Diagnostics Provider
-    capabilities.diagnosticProvider = {"luau", /* interFileDependencies: */ true, /* workspaceDiagnostics: */ true};
+    capabilities.diagnosticProvider = {"luau", /* interFileDependencies: */ true, /* workspaceDiagnostics: */ false};
     // Workspaces
     lsp::WorkspaceFoldersServerCapabilities workspaceFolderCapabilities{true, false};
     capabilities.workspace = lsp::WorkspaceCapabilities{workspaceFolderCapabilities};