Don't include the document node path in the stable node id by default (#1388)

* Don't include the document node path in the stable node id by default

Make the inclusion of the document path for the stable node id optional
and only enable it for the MonitorNode for now

* Fix tests

node-graph/gcore/src/types.rs

@@ -77,7 +77,9 @@ pub struct TypeDescriptor {
 	#[specta(skip)]
 	pub id: Option<TypeId>,
 	pub name: Cow<'static, str>,
+	#[serde(default)]
 	pub size: usize,
+	#[serde(default)]
 	pub align: usize,
 }