Add logcats link in builbot page for android swarming tasks

scripts/slave/recipes/chromium.expected/dynamic_swarmed_gn_instrumentation_test.json

 [
   {
     "cmd": [
       "python",
       "-u",
       "RECIPE_MODULE[depot_tools::bot_update]/resources/bot_update.py",
       "--master",
       "chromium.linux",
       "--builder",
       "Android Builder",
@@ skipping 215 matching lines @@
       "@@@STEP_LOG_LINE@json.output@    \"gtest_tests\": [@@@",
       "@@@STEP_LOG_LINE@json.output@      {@@@",
       "@@@STEP_LOG_LINE@json.output@        \"override_compile_targets\": [@@@",
       "@@@STEP_LOG_LINE@json.output@          \"chrome_public_test_apk\"@@@",
       "@@@STEP_LOG_LINE@json.output@        ], @@@",
       "@@@STEP_LOG_LINE@json.output@        \"override_isolate_target\": \"chrome_public_test_apk\", @@@",
       "@@@STEP_LOG_LINE@json.output@        \"swarming\": {@@@",
       "@@@STEP_LOG_LINE@json.output@          \"can_use_on_swarming_builders\": true, @@@",
       "@@@STEP_LOG_LINE@json.output@          \"cipd_packages\": [@@@",
       "@@@STEP_LOG_LINE@json.output@            {@@@",
-      "@@@STEP_LOG_LINE@json.output@              \"cipd_package\": \"infra/logdog/linux-386\", @@@",
-      "@@@STEP_LOG_LINE@json.output@              \"location\": \"{$HOME}/logdog\", @@@",
+      "@@@STEP_LOG_LINE@json.output@              \"cipd_package\": \"logdog/butler/linux-386\", @@@",
+      "@@@STEP_LOG_LINE@json.output@              \"location\": \"bin\", @@@",
       "@@@STEP_LOG_LINE@json.output@              \"revision\": \"git_revision:deadbeef\"@@@",
       "@@@STEP_LOG_LINE@json.output@            }@@@",
       "@@@STEP_LOG_LINE@json.output@          ], @@@",
       "@@@STEP_LOG_LINE@json.output@          \"dimension_sets\": [@@@",
       "@@@STEP_LOG_LINE@json.output@            {@@@",
       "@@@STEP_LOG_LINE@json.output@              \"build.id\": \"KTU84P\", @@@",
       "@@@STEP_LOG_LINE@json.output@              \"product.board\": \"hammerhead\"@@@",
       "@@@STEP_LOG_LINE@json.output@            }@@@",
       "@@@STEP_LOG_LINE@json.output@          ]@@@",
       "@@@STEP_LOG_LINE@json.output@        }, @@@",
@@ skipping 220 matching lines @@
     "~followup_annotations": [
       "@@@STEP_TEXT@Android Tests@@@"
     ]
   },
   {
     "name": "$result",
     "recipe_result": null,
     "status_code": 0
   }
 ]