[deps] rev dartdoc, ecosystem, http

Revisions updated by `dart tools/rev_sdk_deps.dart`.

dartdoc (https://github.com/dart-lang/dartdoc/compare/c41b86b..d400676):
  d4006762  2025-03-18  Sam Rawlins  Remove some usages of analyzer private types and APIs (dart-lang/dartdoc#4020)

ecosystem (https://github.com/dart-lang/ecosystem/compare/5b8e6b8..2317263):
  2317263  2025-03-20  Brian Wilkerson  Update prompts.dart for the area changes (dart-lang/ecosystem#348)

http (https://github.com/dart-lang/http/compare/9129a96..1b6e28d):
  1b6e28d  2025-03-19  Brian Quinlan  [cronet_http] Migrate gradle files to use declarative syntax (dart-lang/http#1732)

Change-Id: Iffe1027fd6fbb2aba00056429f27e5fb0f04e855
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/417140
Reviewed-by: Konstantin Shcheglov <scheglov@google.com>
Commit-Queue: Devon Carew <devoncarew@google.com>

Author: devoncarew

DEPS

@@ -130,10 +130,10 @@ vars = {
   # 'tools/rev_sdk_deps.dart' will rev pkg dependencies to their latest; put an
   # EOL comment after a dependency to instead pin at the current revision.
   "core_rev": "61e677100b06d56a1b3731ab1178ebf9102ecb1f",
-  "dartdoc_rev": "c41b86b98ca935ec3c29cdb04cb190df30afb242",
-  "ecosystem_rev": "5b8e6b8973663a64be5b98159da51409267a685b",
+  "dartdoc_rev": "d40067626b8c419e451897447e4dae74d25bcc37",
+  "ecosystem_rev": "23172636e60c52384b40e6bd1240d12c8e860122",
   "flute_rev": "e4ea0459a7debae5e9592c85141707b01fac86c9",
-  "http_rev": "9129a96be871a5779436f042bd13790960171373",
+  "http_rev": "1b6e28d7e1c61f7b0f8561be7aee9c35b03de193",
   "i18n_rev": "d9cce0b6348b51872fb269e43ff8a43120fe191d",
   "leak_tracker_rev": "f5620600a5ce1c44f65ddaa02001e200b096e14c", # rolled manually
   "material_color_utilities_rev": "799b6ba2f3f1c28c67cc7e0b4f18e0c7d7f3c03e",