Pin requests to 2.33.0 instead of 2.33.1

2.33.1 was released 2026-03-30 (less than a month old). 2.33.0
also fixes CVE-2026-25645 and has been out long enough to be
considered stable.

https://claude.ai/code/session_01Nsf9RKZvau6jx2vA8MULoD

Author: claude

poetry.lock

@@ -20,7 +20,7 @@ slack-sdk = "^3"
 pyjwt = "^2.4.0"
 requests = [
     {version = "^2.32.4", python = "<3.10"},
-    {version = "^2.33.0", python = ">=3.10"}
+    {version = ">=2.33.0,<2.33.1", python = ">=3.10"}
 ]
 certifi = "2024.7.4"
 types-toml = "^0.10.2"