feat(rust): add neotest-rust

lua/lazyvim/plugins/extras/lang/rust.lua

@@ -128,4 +128,17 @@ return {
       },
     },
   },
+
+  {
+    "nvim-neotest/neotest",
+    optional = true,
+    dependencies = {
+      "rouge8/neotest-rust",
+    },
+    opts = {
+      adapters = {
+        ["neotest-rust"] = {},
+      },
+    },
+  },
 }