Tiny nit: improve indentation.

client/src/room.rs

@@ -435,19 +435,19 @@ mod tests {
     assert_eq!(
       serde_json::from_str::<Room>(
         r#"{
-        "membership": "Joining",
-        "visibility": "PrivateOwned",
-        "operated": false,
-        "user_count": 3,
-        "owner": null,
-        "operators": ["op1", "op2"],
-        "members": ["m1", "m2"],
-        "messages": [
-          { "user_name": "u1", "message": "msg1" },
-          { "user_name": "u2", "message": "msg2" }
-        ],
-        "tickers": [["t11", "t12"], ["t21", "t22"]]
-      }"#
+          "membership": "Joining",
+          "visibility": "PrivateOwned",
+          "operated": false,
+          "user_count": 3,
+          "owner": null,
+          "operators": ["op1", "op2"],
+          "members": ["m1", "m2"],
+          "messages": [
+            { "user_name": "u1", "message": "msg1" },
+            { "user_name": "u2", "message": "msg2" }
+          ],
+          "tickers": [["t11", "t12"], ["t21", "t22"]]
+        }"#
       )
       .unwrap(),
       Room {