Python: Add change note

tausbn · web-flow · commit 200da983d917 · 2021-07-12T09:59:17.000Z
diff --git a/python/change-notes/2021-07-12-add-typetrackingnode.md b/python/change-notes/2021-07-12-add-typetrackingnode.md
@@ -0,0 +1,3 @@
+lgtm,codescanning
+* The `track` and `backtrack` methods on `LocalSourceNode` have been deprecated. When writing
+  type trackers, the corresponding methods on `TypeTrackingNode` should be used instead.

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+lgtm,codescanning`
	`2`	+* The `track` and `backtrack` methods on `LocalSourceNode` have been deprecated. When writing
	`3`	+ type trackers, the corresponding methods on `TypeTrackingNode` should be used instead.