Update dependency @mitodl/mitxonline-api-axios to v2025.8.20

Author: renovate[bot]

frontends/api/package.json

@@ -30,7 +30,7 @@
     "ol-test-utilities": "0.0.0"
   },
   "dependencies": {
-    "@mitodl/mitxonline-api-axios": "2025.8.18",
+    "@mitodl/mitxonline-api-axios": "2025.8.20",
     "@tanstack/react-query": "^5.66.0",
     "axios": "^1.6.3"
   }

frontends/main/package.json

@@ -14,7 +14,7 @@
     "@emotion/cache": "^11.13.1",
     "@emotion/styled": "^11.11.0",
     "@mitodl/course-search-utils": "3.3.2",
-    "@mitodl/mitxonline-api-axios": "2025.8.12",
+    "@mitodl/mitxonline-api-axios": "2025.8.20",
     "@mitodl/smoot-design": "^6.17.0",
     "@next/bundle-analyzer": "^14.2.15",
     "@remixicon/react": "^4.2.0",