Roll recipe dependencies (nontrivial).

scripts/slave/recipes/v8.expected/full_client_v8_V8_Linux64_ASAN.json

 [
   {
     "cmd": [
       "python",
       "-u",
       "RECIPE_MODULE[depot_tools::bot_update]/resources/bot_update.py",
       "--spec",
       "cache_dir = '[GIT_CACHE]'\nsolutions = [{'deps_file': '.DEPS.git', 'managed': True, 'name': 'v8', 'url': 'https://chromium.googlesource.com/v8/v8'}]",
       "--patch_root",
       "v8",
@@ skipping 54 matching lines @@
       "[SLAVE_BUILD]/v8/tools/swarming_client/swarming.py",
       "--version"
     ],
     "name": "swarming.py --version",
     "stdout": "/path/to/tmp/",
     "~followup_annotations": [
       "@@@STEP_TEXT@0.8.6@@@"
     ]
   },
   {
-    "cmd": [],
     "name": "ensure_goma"
   },
   {
     "cmd": [
       "python",
       "-u",
       "RECIPE_MODULE[depot_tools::cipd]/resources/bootstrap.py",
       "--platform",
       "linux-amd64",
       "--dest-directory",
@@ skipping 808 matching lines @@
       "@@@STEP_LOG_LINE@durations@Command: d8 -f mjsunit/Cool.Test@@@",
       "@@@STEP_LOG_LINE@durations@Duration: 01:01:002@@@",
       "@@@STEP_LOG_LINE@durations@Test: mjsunit/Cool.Test2@@@",
       "@@@STEP_LOG_LINE@durations@Flags: -f -g@@@",
       "@@@STEP_LOG_LINE@durations@Command: d8 -f mjsunit/Cool.Test2@@@",
       "@@@STEP_LOG_LINE@durations@Duration: 00:00:101@@@",
       "@@@STEP_LOG_END@durations@@@"
     ]
   },
   {
-    "cmd": [],
     "name": "trigger",
     "trigger_specs": [
       {
         "builder_name": "V8 Linux64 ASAN no inline - release builder",
         "properties": {
           "parent_build_environment": {
             "GYP_DEFINES": "target_arch=x64 cool_flag=a=1"
           },
           "parent_got_revision": "f2cbea7e89a45f46819777bb78a1f5bd0241f64c",
           "parent_got_revision_cp": "refs/heads/master@{#50110}",
@@ skipping 73 matching lines @@
     "~followup_annotations": [
       "@@@STEP_TEXT@V8 Linux ASAN arm - debug builder<br />V8 Linux ASAN mipsel - debug builder<br />V8 Linux64 ASAN - debug builder<br />V8 Linux64 ASAN arm64 - debug builder<br />V8 Linux64 ASAN no inline - release builder@@@"
     ]
   },
   {
     "name": "$result",
     "recipe_result": null,
     "status_code": 0
   }
 ]