Roll recipe dependencies (trivial).

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

The build that created this CL was
https://ci.chromium.org/b/8822007904859756209

recipe_engine:
https://chromium.googlesource.com/infra/luci/recipes-py.git/+/39398f79e7ab5fae2323cf3c49b9d4c7a5cdad43
  39398f7 (chromium-autoroll@skia-public.iam.gserviceaccount.com)
      Roll CAS Client from 14e69ed24c5f to 582e828c5a8a

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

R=chromeos-continuous-integration-fire-hose@google.com, ctmcnamara@chromium.org

Recipe-Tryjob-Bypass-Reason: Autoroller
Ignore-Freeze: Autoroller
Bugdroid-Send-Email: False
Change-Id: I341482be05f9cc08780fcf4c95fe5c55edf610e9
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/config/+/3470468
Commit-Queue: Recipe Roller <recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com>
Bot-Commit: Recipe Roller <recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com>
diff --git a/infra/config/recipes.cfg b/infra/config/recipes.cfg
index 0d5571c..923c449 100644
--- a/infra/config/recipes.cfg
+++ b/infra/config/recipes.cfg
@@ -21,7 +21,7 @@
   "deps": {
     "recipe_engine": {
       "branch": "refs/heads/main",
-      "revision": "2abc02b277331f01e37e47ce3f2f479d819127af",
+      "revision": "39398f79e7ab5fae2323cf3c49b9d4c7a5cdad43",
       "url": "https://chromium.googlesource.com/infra/luci/recipes-py.git"
     }
   },