Update sponsor banners

src/data/roadmaps/python/python.md

@@ -16,15 +16,6 @@ schema:
   imageUrl: 'https://roadmap.sh/roadmaps/python.png'
   datePublished: '2023-01-05'
   dateModified: '2023-01-20'
-sponsor:
-  url: 'https://www.singlestore.com/resources/ebook-oreilly-chapters-sql-for-data-analysis-2021-11/?utm_source=roadmap&utm_medium=referral&utm_campaign=april2023'
-  title: 'SQL for Data Analysis'
-  imageUrl: 'https://i.imgur.com/WR9fpRj.png'
-  description: 'Learn Advanced Techniques for Transforming Data into Insights using SQL with this free eBook.'
-  event:
-    category: 'SponsorClick'
-    action: 'SingleStore Redirect'
-    label: 'Python / SingleStore Link'
 seo:
   title: 'Learn to become a modern Python developer'
   description: 'Community driven, articles, resources, guides, interview questions, quizzes for python development. Learn to become a modern Python developer by following the steps, skills, resources and guides listed in this roadmap.'
@@ -55,4 +46,3 @@ tags:
   - 'main-sitemap'
   - 'skill-roadmap'
 ---
-