Roll recipe dependencies (trivial).

This is an automated CL created by the recipe roller. This CL rolls recipe
changes from upstream projects (fuchsia) into this repository.

fuchsia:
  https://crrev.com/984852409db3d3e1c3cb5fda441d0e4859e33dee (mcgrathr@google.com)
    [gnu_build_tools] Build bison and flex
  https://crrev.com/b17d5e1ed4fca29a887d91f18942e8558b475666 (garymm@google.com)
    [fuchsia] support skipping testing

More info is at https://goo.gl/zkKdpD. Use https://goo.gl/noib3a to file a bug.

TBR=wutong@google.com

Recipe-Tryjob-Bypass-Reason: Autoroller
Bugdroid-Send-Email: False
Change-Id: I39b155f83582f5a9c1ae985e4a988e4616219276
Reviewed-on: https://flutter-review.googlesource.com/c/recipes/+/4982
Reviewed-by: flutter-prod-builder@chops-service-accounts.iam.gserviceaccount.com <flutter-prod-builder@chops-service-accounts.iam.gserviceaccount.com>
Commit-Queue: flutter-prod-builder@chops-service-accounts.iam.gserviceaccount.com <flutter-prod-builder@chops-service-accounts.iam.gserviceaccount.com>
diff --git a/infra/config/recipes.cfg b/infra/config/recipes.cfg
index 04c75e7..2639341 100644
--- a/infra/config/recipes.cfg
+++ b/infra/config/recipes.cfg
@@ -33,7 +33,7 @@
     },
     "fuchsia": {
       "branch": "refs/heads/master",
-      "revision": "e9dca5a0e8ce40f964ff76027ba9bbbc060e39ff",
+      "revision": "b17d5e1ed4fca29a887d91f18942e8558b475666",
       "url": "https://fuchsia.googlesource.com/infra/recipes.git"
     },
     "recipe_engine": {