Fix hash for luci-go client

A previous luci-go roll was introduced in https://crrev.com/c/1333093
but that git_revision hash doesn't exist for all packages.

Bug: 905218
Change-Id: Iad06836b7c1b6fa3c511eb7eaa70d52068d8d64b
Reviewed-on: https://chromium-review.googlesource.com/c/1336909Reviewed-by: Takuto Ikuta <tikuta@chromium.org>
Commit-Queue: Sergey Berezin <sergeyberezin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#608237}

DEPS

@@ -408,15 +408,15 @@ deps = {
       'packages': [
         {
           'package': 'infra/tools/luci/isolate/${{platform}}',
-          'version': 'git_revision:b47dd589aae9f538adeaecc096a8dd1948d08012',
+          'version': 'git_revision:b4183943efee5d2a2d444c8551877ae96b78d8b2',
         },
         {
           'package': 'infra/tools/luci/isolated/${{platform}}',
-          'version': 'git_revision:b47dd589aae9f538adeaecc096a8dd1948d08012',
+          'version': 'git_revision:b4183943efee5d2a2d444c8551877ae96b78d8b2',
         },
         {
           'package': 'infra/tools/luci/swarming/${{platform}}',
-          'version': 'git_revision:b47dd589aae9f538adeaecc096a8dd1948d08012',
+          'version': 'git_revision:b4183943efee5d2a2d444c8551877ae96b78d8b2',
         },
       ],
       'dep_type': 'cipd',