Build LSP projects with verbose tracing level

Without that, the language server might trigger awkward warnings about
  unused imports due to trace stripping. So it's better to compile/check
  projects in the language server in the most expanded form.

crates/aiken-lsp/src/server/lsp_project.rs

@@ -36,7 +36,7 @@ impl LspProject {
             false,
             u32::default(),
             PropertyTest::DEFAULT_MAX_SUCCESS,
-            Tracing::silent(),
+            Tracing::verbose(),
             None,
         );