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/8736606882749716689

fuchsia:
https://fuchsia.googlesource.com/infra/recipes/+log/80137830d8d0f4f1c203524d62339c2799835a86~..31dfd11365a040801d2e9ae30f08e59836e5e00b
  8013783 (mohrr@google.com)
      [roll_commit_message] Add metadata to Roll objects
  418757b (mohrr@google.com)
      [git_roll_util] Harden get_author_override()
  31dfd11 (phosek@google.com)
      [qemu] Use .vpython3 spec file instead of environment variable

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.

Recipe-Tryjob-Bypass-Reason: Autoroller
Ignore-Freeze: Autoroller
Bugdroid-Send-Email: False
Change-Id: I3e237c5ae3e4562356502d7a1f2e86305f79e02d
Reviewed-on: https://pigweed-review.googlesource.com/c/infra/recipes/+/236261
Commit-Queue: Recipe Deps Roller <recipe-deps-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Pigweed-Auto-Submit: Rob Mohr <mohrr@google.com>
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>
Bot-Commit: Recipe Deps Roller <recipe-deps-roller@pigweed-service-accounts.iam.gserviceaccount.com>
diff --git a/infra/config/recipes.cfg b/infra/config/recipes.cfg
index cc3142e..50db37b 100644
--- a/infra/config/recipes.cfg
+++ b/infra/config/recipes.cfg
@@ -17,7 +17,7 @@
   "deps": {
     "fuchsia": {
       "branch": "refs/heads/main",
-      "revision": "11f0a4e120c75e67d458b6cd13bf197188528a3a",
+      "revision": "31dfd11365a040801d2e9ae30f08e59836e5e00b",
       "url": "https://fuchsia.googlesource.com/infra/recipes"
     },
     "recipe_engine": {