scaffolder: Add registration step

Co-authored-by: Fredrik Adelöw <freben@gmail.com>
Co-authored-by: blam<ben@blam.sh>
Co-authored-by: Patrik Oldsberg <poldsberg@gmail.com>

plugins/scaffolder/package.json

@@ -30,9 +30,10 @@
     "clean": "backstage-cli clean"
   },
   "dependencies": {
+    "@backstage/catalog-client": "^0.3.6",
     "@backstage/catalog-model": "^0.7.1",
-    "@backstage/core": "^0.6.1",
     "@backstage/config": "^0.1.2",
+    "@backstage/core": "^0.6.1",
     "@backstage/plugin-catalog-react": "^0.0.3",
     "@backstage/theme": "^0.2.3",
     "@material-ui/core": "^4.11.0",
@@ -60,7 +61,6 @@
     "@backstage/cli": "^0.6.0",
     "@backstage/dev-utils": "^0.1.10",
     "@backstage/test-utils": "^0.1.7",
-    "@backstage/catalog-client": "^0.3.6",
     "@testing-library/jest-dom": "^5.10.1",
     "@testing-library/react": "^10.4.1",
     "@testing-library/user-event": "^12.0.7",