refactor(article): rename method get_podcasts to get_articles in MiddleArticleCollectionSerializer for clarity

apps/article/serializers.py

@@ -34,7 +34,7 @@ class MiddleArticleCollectionSerializer(serializers.ModelSerializer):
         model = ArticleCollection
         fields = ('id', 'title', 'slug', 'summary', 'status', 'order', 'pin_top', 'articles')
     
-    def get_podcasts(self, obj):
+    def get_articles(self, obj):
         articles = obj.articles.filter(status=True).order_by('-created_at')
         return ArticleListSerializer(articles, many=True, context=self.context).data