fix(scaffolder): use entity title for selected entity in EntityPicker field

Signed-off-by: zcmander <zcmander@gmail.com>

.changeset/large-hats-reply.md

@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-scaffolder': minor
+---
+
+Text field content of the `EntityPicker` is now more readable as it uses entity title instead of entity reference.

plugins/scaffolder/src/components/fields/EntityPicker/EntityPicker.tsx

@@ -190,7 +190,7 @@ export const EntityPicker = (props: EntityPickerProps) => {
           typeof option === 'string'
             ? option
             : entities?.entityRefToPresentation.get(stringifyEntityRef(option))
-                ?.entityRef!
+                ?.primaryTitle!
         }
         autoSelect
         freeSolo={allowArbitraryValues}