Revert "feat: add examples for schedule PATCH responses"

This reverts commit 09853c06.

program/views.py

@@ -1008,7 +1008,7 @@ class APIRRuleViewSet(viewsets.ModelViewSet):
     partial_update=extend_schema(
         examples=[
             OpenApiExample(
-                "Request to update defaultPlaylistId",
+                "Request to update default_playlist_id",
                 request_only=True,
                 value={
                     "schedule": {
@@ -1017,7 +1017,7 @@ class APIRRuleViewSet(viewsets.ModelViewSet):
                 },
             ),
             OpenApiExample(
-                "Request to update isRepetition",
+                "Request to update is_repetition",
                 request_only=True,
                 value={
                     "schedule": {
@@ -1026,7 +1026,7 @@ class APIRRuleViewSet(viewsets.ModelViewSet):
                 },
             ),
             OpenApiExample(
-                "Request to update lastDate",
+                "Request to update last_date",
                 request_only=True,
                 value={
                     "schedule": {