[Workers] Add redirect for removed tutorial (#19825)

Author: penalosa

public/_redirects

@@ -1560,6 +1560,7 @@
 /workers/tutorials/create-sitemap-from-sanity-cms/ /developer-spotlight/tutorials/create-sitemap-from-sanity-cms/ 301
 /workers/tutorials/custom-access-control-for-files-in-r2-using-d1-and-workers/ /developer-spotlight/tutorials/custom-access-control-for-files/ 301
 /workers/tutorials/handle-form-submission-with-astro-resend/ /developer-spotlight/tutorials/handle-form-submission-with-astro-resend/ 301
+/workers/tutorials/generate-dynamic-og-images-using-workers/ /workers/tutorials/ 302
 
 # workers ai
 /workers-ai/models/llm/ /workers-ai/models/#text-generation 301