Fix spago.yaml sources for git dependency

Author: i-am-the-slime

spago.yaml

@@ -1,10 +1,8 @@
 package:
-  dependencies:
-  - react-basic
-  - react-basic-dom
-  - unsafe-coerce
   name: react-icons
-workspace:
-  extra_packages: {}
-  package_set:
-    url: https://raw.githubusercontent.com/purescript/package-sets/psc-0.15.4-20230105/packages.json
+  dependencies:
+    - react-basic
+    - react-basic-dom
+    - unsafe-coerce
+  sources:
+    - "src/**/*.purs"