Remove all internal usage of the Json types

Signed-off-by: Fredrik Adelöw <freben@gmail.com>

plugins/scaffolder-common/api-report.md

@@ -4,7 +4,7 @@
 
 ```ts
 import { Entity } from '@backstage/catalog-model';
-import { JsonObject } from '@backstage/config';
+import { JsonObject } from '@backstage/types';
 import { JSONSchema } from '@backstage/catalog-model';
 
 // @public (undocumented)

plugins/scaffolder-common/package.json

@@ -37,7 +37,7 @@
   },
   "dependencies": {
     "@backstage/catalog-model": "^0.9.5",
-    "@backstage/config": "^0.1.10"
+    "@backstage/types": "^0.1.1"
   },
   "devDependencies": {
     "@backstage/cli": "^0.8.0"

plugins/scaffolder-common/src/TemplateEntityV1beta3.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import { JsonObject } from '@backstage/config';
+import { JsonObject } from '@backstage/types';
 import { Entity } from '@backstage/catalog-model';
 
 /** @public */