swift-scheduling: add source (#2540)

ErikSchierboom · web-flow · commit 4c2f5be9c994 · 2025-03-06T15:11:34.000-08:00
diff --git a/exercises/swift-scheduling/metadata.toml b/exercises/swift-scheduling/metadata.toml
@@ -1,2 +1,4 @@
 title = "Swift Scheduling"
 blurb = "Convert delivery date descriptions to actual delivery dates."
+source = "Erik Schierboom"
+source_url = "https://github.com/exercism/problem-specifications/pull/2536"
