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.

The build that created this CL was
https://ci.chromium.org/b/8708230131185266481

fuchsia:
https://fuchsia.googlesource.com/infra/recipes.git/+/647ab5474e7ed75b8f975d22f9b08e2c32c3dab4
  647ab54 (global-integration-roller@fuchsia-infra.iam.gserviceaccount.com)
      [roll] Update coverage pinned tools

Please check the following references for more information:
- autoroller, https://chromium.googlesource.com/infra/luci/recipes-py/+/main/doc/workflow.md#autoroller
- rollback, https://chromium.googlesource.com/infra/luci/recipes-py/+/main/doc/workflow.md#rollback
- cross-repo dependencies, https://chromium.googlesource.com/infra/luci/recipes-py/+/main/doc/cross_repo.md

Use https://goo.gl/noib3a to file a bug.

R=flutter-infra-notify+luci-recipes@google.com

Recipe-Tryjob-Bypass-Reason: Autoroller
Ignore-Freeze: Autoroller
Bugdroid-Send-Email: False
Change-Id: I54b679e056da1ac1470fdef3ba91e4b17889bdf5
Reviewed-on: https://flutter-review.googlesource.com/c/recipes/+/68242
Commit-Queue: flutter-prod-builder@chops-service-accounts.iam.gserviceaccount.com <flutter-prod-builder@chops-service-accounts.iam.gserviceaccount.com>
Bot-Commit: 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 55dfc66..0d02db0 100644
--- a/infra/config/recipes.cfg
+++ b/infra/config/recipes.cfg
@@ -32,7 +32,7 @@
     },
     "fuchsia": {
       "branch": "refs/heads/main",
-      "revision": "babfce1936fbc87bd967d7c5d3febfea1746a6f4",
+      "revision": "647ab5474e7ed75b8f975d22f9b08e2c32c3dab4",
       "url": "https://fuchsia.googlesource.com/infra/recipes.git"
     },
     "recipe_engine": {