[infra] Remove V8 Linux64 - dict tracking - debug

Bug: v8:12023
Change-Id: I6feed0560daa89c363b37f735510d5c3aac4567a
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3610443Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Commit-Queue: Almothana Athamneh <almuthanna@chromium.org>
Cr-Commit-Position: refs/heads/main@{#80219}

infra/mb/mb_config.pyl

@@ -67,7 +67,6 @@
       'V8 Linux64 - builder (reclient)': 'release_x64_reclient',
       'V8 Linux64 - builder (reclient compare)': 'release_x64_reclient',
       'V8 Linux64 - debug builder': 'debug_x64',
-      'V8 Linux64 - dict tracking - debug - builder': 'debug_x64_dict_tracking_trybot',
       'V8 Linux64 - external code space - debug - builder': 'debug_x64_external_code_space',
       'V8 Linux64 - custom snapshot - debug builder': 'debug_x64_custom',
       'V8 Linux64 - heap sandbox - debug - builder': 'debug_x64_heap_sandbox',

infra/testing/builders.pyl

@@ -1231,15 +1231,6 @@
       },
     ],
   },
-  'V8 Linux64 - dict tracking - debug': {
-    'swarming_dimensions': {
-      'cpu': 'x86-64-avx2',
-      'os': 'Ubuntu-18.04',
-    },
-    'tests': [
-      {'name': 'v8testing', 'shards': 3},
-    ],
-  },
   'V8 Linux64 - disable runtime call stats': {
     'swarming_dimensions' : {
       'os': 'Ubuntu-18.04',