updated slugs

Author: mrdavidorok

docs/ff-concepts/adding-customization/import-flutter-packages.md

@@ -1,7 +1,7 @@
 ---
-title: Import Flutter Packages
-slug: /import-flutter-packages
 keywords: ['flutter', 'package', 'import', 'custom code', 'pub.dev']
+slug: /concepts/custom-code/import-flutter-packages
+title: Import Flutter Packages
 ---
 
 # Import Flutter Packages

docs/troubleshooting/projects/fix-unsaved-changes-due-to-project-size-limit.md

@@ -1,6 +1,6 @@
 ---
 keywords: ['project size', 'unsaved changes', 'optimize project']
-slug: /fix-unsaved-changes-due-to-project-size-limit
+slug: /troubleshooting/projects/fix-unsaved-changes-due-to-project-size-limit
 title: Fix Unsaved Changes Due to Project Size Limit
 ---