[deps] rev http, markdown, mockito, tools

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

http (https://github.com/dart-lang/http/compare/631d4ec..cad7d60):
  cad7d60  2023-08-26  Alex James  Add response status code test (#1009)
  5ac7cfe  2023-08-24  Alex James  JavaClient stream response body using byte arrays (#1007)
  0e6e58a  2023-08-23  Brian Quinlan  Don't check the formatting of `ffigen`ed code (#1010)

markdown (https://github.com/dart-lang/markdown/compare/faabb1a..56e75df):
  56e75df  2023-08-26  Parker Lougheed  Standardize CommonMark spec links to https and v0.30 (#553)

mockito (https://github.com/dart-lang/mockito/compare/70aabfc..f5abf11):
  f5abf11  2023-08-28  Nate Bosch  Add a best practice sentence about data models

tools (https://github.com/dart-lang/tools/compare/e5ce42a..b72fae8):
  b72fae8  2023-08-24  Danny Tuppeny  Export Survey in package:unified_analytics (#151)

Change-Id: Id09f2300d3132a101dfaf84d9dc475ba92590aeb
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/322980
Reviewed-by: Konstantin Shcheglov <scheglov@google.com>
Commit-Queue: Devon Carew <devoncarew@google.com>

DEPS

@@ -146,18 +146,18 @@ vars = {
   "fixnum_rev": "00fa1207768bd07d04c895cbe0f1fe99af14e727",
   "glob_rev": "5b243935154daf53c54981b98f625bace90b2112",
   "html_rev": "4060496b0443451c38f8b789db2e44c0d7966171",
-  "http_rev": "631d4ec1bcea311a4208b4e5e06031f0307ac9f0",
+  "http_rev": "cad7d609b18512d74cc30ef8ad9faf02d2ea4451",
   "http_multi_server_rev": "aa128cfaf6ef1c9c1ace962ca2dcf6e5dddad441",
   "http_parser_rev": "c14fbf6aa7ada5e8912eab4581eb26ff4d101452",
   "intl_rev": "5d65e3808ce40e6282e40881492607df4e35669f",
   "json_rpc_2_rev": "509f71eef90ec5afb5486b69dab7fed97b9f1eef",
   "leak_tracker_rev": "098bafcf99a5220e3c352d895d991e163568ee03", # b/292240713
   "lints_rev": "54cd7a033881ccfd9ec66133bf9a4f128870cb9e",
   "logging_rev": "521498757ed3eeae151c2d4796404e8947baa04c",
-  "markdown_rev": "faabb1ab9adc076a2df2349a0c8b939c92f70ca7",
+  "markdown_rev": "56e75df897ac01a886358e79124844977aa8157c",
   "matcher_rev": "ce8f40934c90e12992071172795b3bca29fac295",
   "mime_rev": "799b398140817fdb134f639d84e91c552e129136",
-  "mockito_rev": "70aabfc237c3d0e1a44389011f3d291838ba32df",
+  "mockito_rev": "f5abf11f8e21e61eebc2081e322bdfcab057e988",
   "native_rev": "5a1361b6d98a84f8070c97872e3d3587fc0ba435",
   "package_config_rev": "981c49dfec1e3e3e90f336dcd7c225923d2fd321",
   "path_rev": "7c2324bdb4c75a17de8a3d1e6afe8cc0756ef5f9",
@@ -179,7 +179,7 @@ vars = {
   "test_descriptor_rev": "36d8617fafccbe36dfcf74ad4921c61911a6a411",
   "test_process_rev": "b360784a9149b15888aed8d7cf167bb46fe733d5",
   "test_reflective_loader_rev": "0bfaad91ed308ce9da11b48395c8210d7542c16b",
-  "tools_rev": "e5ce42a724cbf96877b0802f69da637d4fa63dee",
+  "tools_rev": "b72fae8673a5fa30b0eff4077005ac95f960dc9b",
   "typed_data_rev": "a20be901e11eddcbd6e5735fb01b64d28c94c49d",
   "usage_rev": "09bb8472fdafff2c48a19aabbcf57b3af0f43934",
   "vector_math_rev": "88bada3c32ba3f1d53073a003085131d60b09213",

pkg/analysis_server/test/services/user_prompts/survey_manager_test.dart

@@ -8,8 +8,6 @@ import 'package:analyzer/instrumentation/instrumentation.dart';
 import 'package:analyzer/src/test_utilities/resource_provider_mixin.dart';
 import 'package:test/test.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
-// TODO(dantup): Survey isn't currently publicly exported.
-import 'package:unified_analytics/src/survey_handler.dart' show Survey;
 import 'package:unified_analytics/unified_analytics.dart';
 
 void main() {