Merge pull request #11930 from k8s-infra-cherrypick-robot/cherry-pick-11929-to-release-1.9

[release-1.9] 📖 Split 2024 and 2025 agenda docs

Author: k8s-ci-robot

docs/book/book.toml

@@ -12,8 +12,9 @@ additional-css = ["theme/css/custom.css"]
 
 [output.html.redirect]
 "/tasks/upgrade.html" = "/tasks/upgrading-cluster-api-versions.html"
-"/agenda.html" = "/agenda/2024.html"
-"/agenda/2024.html" = "https://docs.google.com/document/d/1GgFbaYs-H6J5HSQ6a7n4aKpk0nDLE2hgG2NSOM9YIRw"
+"/agenda.html" = "/agenda/2025.html"
+"/agenda/2025.html" = "https://docs.google.com/document/d/1GgFbaYs-H6J5HSQ6a7n4aKpk0nDLE2hgG2NSOM9YIRw"
+"/agenda/2024.html" = "https://docs.google.com/document/d/187cPvF7_4kCzyM8y4f2nSkUcvSUZwle0XmPlBRALZ1A"
 "/agenda/2023.html" = "https://docs.google.com/document/d/1Ov_rbxOV_O4HeAuwTev1lSwkiLJoBc_HDS1NyI93AcY"
 "/agenda/2022.html" = "https://docs.google.com/document/d/1Bk_1581mriNUlwOFpt7SAC3WnaM_gBqLy8aWoiWG-9A"
 "/agenda/2021.html" = ""