DEPS: roll luci-go

This is to take crrev.com/c/2038910

Bug: 984869
Change-Id: Id41f3e6c499a6f9d0c849eb1447a6c9982399c72
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2038911
Commit-Queue: Takuto Ikuta <tikuta@chromium.org>
Commit-Queue: Nico Weber <thakis@chromium.org>
Auto-Submit: Takuto Ikuta <tikuta@chromium.org>
Reviewed-by: Nico Weber <thakis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#738573}

DEPS

@@ -157,7 +157,7 @@ vars = {
   # luci-go CIPD package version.
   # Make sure the revision is uploaded by infra-packagers builder.
   # https://ci.chromium.org/p/infra-internal/g/infra-packagers/console
-  'luci_go': 'git_revision:973b32eddd852fc2c0b7e129b1f619ce6f597901',
+  'luci_go': 'git_revision:bbda6f0d563b25ce0a25b147dec46e5815da5601',
 
   # This can be overridden, e.g. with custom_vars, to build clang from HEAD
   # instead of downloading the prebuilt pinned revision.