[infra] Remove old predictable Linux bots

Bug: v8:13052
Change-Id: Ida65f95547006e6fa2542362c59f20c60a63a9af
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3893852Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Commit-Queue: Almothana Athamneh <almuthanna@chromium.org>
Cr-Commit-Position: refs/heads/main@{#83157}

infra/mb/mb_config.pyl

@@ -126,7 +126,6 @@
       'V8 Linux - vtunejit': 'debug_x86_vtunejit',
       'V8 Linux64 - gcov coverage': 'release_x64_gcc_coverage',
       'V8 Linux64 - Fuzzilli - builder': 'release_x64_fuzzilli',
-      'V8 Linux - predictable - builder': 'release_x86_predictable',
       'V8 Linux64 - predictable - builder': 'release_x64_predictable',
       'V8 Linux - full debug builder': 'full_debug_x86',
       'V8 Mac64 - full debug builder': 'full_debug_x64',
@@ -645,8 +644,6 @@
       'release_trybot', 'x86', 'v8_no_i18n'],
     'release_x64_predictable': [
       'release_bot', 'x64', 'v8_enable_verify_predictable'],
-    'release_x86_predictable': [
-      'release_bot', 'x86', 'v8_enable_verify_predictable'],
     'release_x86_shared_verify_heap': [
       'release', 'x86', 'goma', 'shared', 'v8_verify_heap'],
     'release_x86_trybot': [

infra/testing/builders.pyl

@@ -1205,16 +1205,6 @@
       {'name': 'v8testing', 'variant': 'default'},
     ],
   },
-  'V8 Linux - predictable': {
-    'swarming_dimensions': {
-      'os': 'Ubuntu-18.04',
-    },
-    'tests': [
-      {'name': 'benchmarks'},
-      {'name': 'd8testing'},
-      {'name': 'mozilla'},
-    ],
-  },
   'V8 Linux64 - predictable': {
     'swarming_dimensions': {
       'cpu': 'x86-64-avx2',