Roll recipe dependencies (nontrivial).

scripts/slave/recipes/syzygy/continuous.expected/full_master_client_syzygy_Syzygy_Official.json

 [
   {
     "cmd": [
       "python",
       "-u",
       "RECIPE_PACKAGE_REPO[build]\\scripts\\slave\\kill_processes.py"
     ],
     "name": "taskkill"
   },
   {
@@ skipping 283 matching lines @@
       "-u",
       "[SLAVE_BUILD]\\src\\syzygy\\internal\\scripts\\archive_symbols.py",
       "-s",
       "-b",
       "[SLAVE_BUILD]\\src\\out\\Release\\*asan_rtl.dll",
       "[SLAVE_BUILD]\\src\\out\\Release\\*client.dll"
     ],
     "name": "upload_symbols"
   },
   {
-    "cmd": [],
     "name": "trigger",
     "trigger_specs": [
       {
         "builder_name": "Syzygy Smoke Test",
         "properties": {
           "blamelist": [
             "cool_dev1337@chromium.org",
             "hax@chromium.org"
           ],
           "revision": "0e9f25b1098271be2b096fd1c095d6d907cf86f7"
         }
       }
     ],
     "~followup_annotations": [
       "@@@STEP_TEXT@Syzygy Smoke Test@@@"
     ]
   },
   {
     "name": "$result",
     "recipe_result": null,
     "status_code": 0
   }
 ]