Enabling descent into catapult rolls.

scripts/slave/recipes/bisect_test/example_bisect_results.expected/basic_test.json

 [
   {
     "cmd": [
       "git",
       "update-ref",
       "refs/heads/master",
       "refs/remotes/origin/master"
     ],
     "cwd": "[TMP_BASE]/bogus_tmp_1",
     "name": "git update-ref"
@@ skipping 88 matching lines @@
       "DEPS",
       "--commit",
       "deadbeef"
     ],
     "cwd": "[SLAVE_BUILD]",
     "name": "Resolving reference range.fetch file deadbeef:DEPS",
     "stdout": "/path/to/tmp/",
     "~followup_annotations": [
       "@@@STEP_NEST_LEVEL@1@@@",
       "@@@STEP_LOG_LINE@Debug Bad Revision DEPS@v8: None@@@",
+      "@@@STEP_LOG_LINE@Debug Bad Revision DEPS@catapult: None@@@",
       "@@@STEP_LOG_LINE@Debug Bad Revision DEPS@skia: None@@@",
       "@@@STEP_LOG_END@Debug Bad Revision DEPS@@@"
     ]
   },
   {
     "cmd": [
       "python",
       "-u",
       "RECIPE_MODULE[build::auto_bisect]/resources/fetch_file.py",
       "DEPS",
       "--commit",
       "c001c0de"
     ],
     "cwd": "[SLAVE_BUILD]",
     "name": "Resolving reference range.fetch file c001c0de:DEPS",
     "stdout": "/path/to/tmp/",
     "~followup_annotations": [
       "@@@STEP_NEST_LEVEL@1@@@",
       "@@@STEP_LOG_LINE@Debug Good Revision DEPS@v8: None@@@",
+      "@@@STEP_LOG_LINE@Debug Good Revision DEPS@catapult: None@@@",
       "@@@STEP_LOG_LINE@Debug Good Revision DEPS@skia: None@@@",
       "@@@STEP_LOG_END@Debug Good Revision DEPS@@@"
     ]
   },
   {
     "cmd": [
       "python",
       "-u",
       "RECIPE_MODULE[build::auto_bisect]/resources/fetch_revision_info.py",
       "deadbeef",
@@ skipping 29 matching lines @@
       "@@@STEP_LOG_LINE@json.output@}@@@",
       "@@@STEP_LOG_END@json.output@@@"
     ]
   },
   {
     "name": "$result",
     "recipe_result": null,
     "status_code": 0
   }
 ]