[deps] rev dart-lang/tools; add package:html, package:code_builder, package:cli_util, package:benchmark_harness, package:bazel_worker, package:csslib

Change-Id: I9b8204236efd2f1ec96f5f3c06aaa15fac7f2a8e
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/393042
Commit-Queue: Devon Carew <[email protected]>
Reviewed-by: Konstantin Shcheglov <[email protected]>

Author: devoncarew

DEPS

@@ -173,7 +173,7 @@ vars = {
   "test_descriptor_rev": "aa99e99b157270d7bb6e3f5243d257f252ccf1a3",
   "test_process_rev": "c4986ddbc2df51fa64dd89a0ef056427d789222f",
   "test_reflective_loader_rev": "598af2f503955020af0eaa82558d574a03934078",
-  "tools_rev": "f7b2b53dee019834942b32278c3cfaf3e843bc6a",
+  "tools_rev": "5f4f9451f1cdd0f2018ba2ffa1032ee385addc13",
   "vector_math_rev": "39374471d28e43966fd120d7ac28dab399a71907",
   "watcher_rev": "3b850778ad0b62db3aa2cfe48832870c2461db30",
   "web_rev": "d3a61aa9b4e43cdaf949a69c159038cdecf5681a",