update basic-analysis-workshop version to 2026-04-20

Author: jimboid

assets.json

@@ -36,7 +36,7 @@
       "longdesc": ""
     },
     "basic-analysis-workshop": {
-      "latest": "2026-04-13",
+      "latest": "2026-04-20",
       "name": "Introducing Basic Analysis",
       "category": "analysis",
       "shortdesc": "In this course we will explore some of the issues in simulation preparation and analysis that can trip up the unwary, and how to avoid them.",