Add names to serve test snapshots

rojo-test/serve-test-snapshots/serve_test__scripts_all-2.snap

@@ -0,0 +1,42 @@
+---
+source: rojo-test/src/serve_test.rs
+expression: "read_response.intern_and_redact(&mut redactions, root_id)"
+---
+instances:
+  id-2:
+    Id: id-2
+    Parent: ~
+    Name: scripts
+    ClassName: Folder
+    Properties: {}
+    Children:
+      - id-3
+      - id-4
+    Metadata:
+      ignoreUnknownInstances: false
+  id-3:
+    Id: id-3
+    Parent: id-2
+    Name: bar
+    ClassName: Script
+    Properties:
+      Source:
+        Type: String
+        Value: "-- Hello, from bar!"
+    Children: []
+    Metadata:
+      ignoreUnknownInstances: false
+  id-4:
+    Id: id-4
+    Parent: id-2
+    Name: foo
+    ClassName: ModuleScript
+    Properties:
+      Source:
+        Type: String
+        Value: Updated foo!
+    Children: []
+    Metadata:
+      ignoreUnknownInstances: false
+messageCursor: 1
+sessionId: id-1