chore(providers): refresh catalogs, free tiers, and hide stale ones

Update model lists and context lengths across free/apikey providers,
move bazaarlink, kilo-gateway, and kimchi into freeTier, demote llm7 to
apikey, and hide bluesminds, sambanova, zed, and mimo-free.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

open-sse/providers/registry/zed.js

@@ -5,6 +5,7 @@ export default {
   priority: 10,
   alias: "zd",
   uiAlias: "zd",
+  hidden: true,
   display: {
     name: "Zed",
     icon: "code",