[deps] rev to the latest package:http

Change-Id: I922d9e5d108748ee6de21d9e8a4f7734437b385a
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/247607
Commit-Queue: Devon Carew <devoncarew@google.com>
Reviewed-by: Brian Quinlan <bquinlan@google.com>
diff --git a/DEPS b/DEPS
index 466ba0a..da8d171 100644
--- a/DEPS
+++ b/DEPS
@@ -114,7 +114,7 @@
   "html_rev": "f108bce59d136c584969fd24a5006914796cf213",
   "http_multi_server_rev": "35a3b947256768426090e3b1f5132e4fc23c175d",
   "http_parser_rev": "9126ee04e77fd8e4e2e6435b503ee4dd708d7ddc",
-  "http_rev": "2993ea5dff5ffb066b4a35c707e7a2b8dcfa17c2",
+  "http_rev": "557d9a35736a5b25a9fe1fbed2caf59fcd1faa6b",
   "icu_rev": "81d656878ec611cb0b42d52c82e9dae93920d9ba",
   "intl_rev": "9145f308f1458f37630a1ffce3b7d3b471ebbc56",
   "jinja2_rev": "2222b31554f03e62600cd7e383376a7c187967a1",
diff --git a/tools/generate_package_config.dart b/tools/generate_package_config.dart
index 536a5b6..ba97b2e 100644
--- a/tools/generate_package_config.dart
+++ b/tools/generate_package_config.dart
@@ -19,8 +19,9 @@
     ...listSubdirectories(platform('third_party/pkg_tested')),
     ...listSubdirectories(platform('third_party/pkg')),
     ...listSubdirectories(platform('third_party/pkg/file/packages')),
-    ...listSubdirectories(platform('third_party/pkg/test/pkgs')),
+    ...listSubdirectories(platform('third_party/pkg/http/pkgs')),
     ...listSubdirectories(platform('third_party/pkg/shelf/pkgs')),
+    ...listSubdirectories(platform('third_party/pkg/test/pkgs')),
     platform('pkg/vm_service/test/test_package'),
     platform('runtime/observatory_2'),
     platform(