Convert Chromium/mac-lsan-fyi-rel to arm64 instead of intel

Updated ci and try mac-lsan-fyi-rel configs with arm64

Bug: 331224370
Change-Id: I754946c8845a3b9470f8a40e29f63c591634961d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5398458
Reviewed-by: Lindsay Pasricha <lindsayw@chromium.org>
Commit-Queue: Rahul Kumar Adudodla <adudodla@google.com>
Reviewed-by: Yuly Novikov <ynovikov@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1295501}
diff --git a/infra/config/generated/builders/ci/mac-lsan-fyi-rel/gn-args.json b/infra/config/generated/builders/ci/mac-lsan-fyi-rel/gn-args.json
index 4670429..80db405 100644
--- a/infra/config/generated/builders/ci/mac-lsan-fyi-rel/gn-args.json
+++ b/infra/config/generated/builders/ci/mac-lsan-fyi-rel/gn-args.json
@@ -5,6 +5,7 @@
     "is_component_build": false,
     "is_debug": false,
     "is_lsan": true,
+    "target_cpu": "x64",
     "use_remoteexec": true,
     "use_siso": true
   }
diff --git a/infra/config/generated/builders/try/mac-lsan-fyi-rel/gn-args.json b/infra/config/generated/builders/try/mac-lsan-fyi-rel/gn-args.json
index 4670429..80db405 100644
--- a/infra/config/generated/builders/try/mac-lsan-fyi-rel/gn-args.json
+++ b/infra/config/generated/builders/try/mac-lsan-fyi-rel/gn-args.json
@@ -5,6 +5,7 @@
     "is_component_build": false,
     "is_debug": false,
     "is_lsan": true,
+    "target_cpu": "x64",
     "use_remoteexec": true,
     "use_siso": true
   }
diff --git a/infra/config/generated/luci/cr-buildbucket.cfg b/infra/config/generated/luci/cr-buildbucket.cfg
index 4f02bdf..bfa33d7b7 100644
--- a/infra/config/generated/luci/cr-buildbucket.cfg
+++ b/infra/config/generated/luci/cr-buildbucket.cfg
@@ -52175,7 +52175,7 @@
       name: "mac-lsan-fyi-rel"
       swarming_host: "chromium-swarm.appspot.com"
       dimensions: "builderless:1"
-      dimensions: "cpu:x86-64"
+      dimensions: "cpu:arm64"
       dimensions: "free_space:standard"
       dimensions: "os:Mac"
       dimensions: "pool:luci.chromium.ci"
@@ -97803,7 +97803,7 @@
       name: "mac-lsan-fyi-rel"
       swarming_host: "chromium-swarm.appspot.com"
       dimensions: "builderless:1"
-      dimensions: "cpu:x86-64"
+      dimensions: "cpu:arm64"
       dimensions: "os:Mac-14"
       dimensions: "pool:luci.chromium.try"
       dimensions: "ssd:1"
diff --git a/infra/config/subprojects/chromium/ci/chromium.memory.fyi.star b/infra/config/subprojects/chromium/ci/chromium.memory.fyi.star
index 1f6df99..8517e62 100644
--- a/infra/config/subprojects/chromium/ci/chromium.memory.fyi.star
+++ b/infra/config/subprojects/chromium/ci/chromium.memory.fyi.star
@@ -4,7 +4,7 @@
 """Definitions of builders in the chromium.memory.fyi builder group."""
 
 load("//lib/builder_config.star", "builder_config")
-load("//lib/builders.star", "os", "reclient")
+load("//lib/builders.star", "cpu", "os", "reclient")
 load("//lib/ci.star", "ci")
 load("//lib/consoles.star", "consoles")
 load("//lib/gn_args.star", "gn_args")
@@ -139,11 +139,13 @@
             "dcheck_always_on",
             "release_builder",
             "reclient",
+            "x64",
         ],
     ),
     builderless = 1,
     cores = None,
     os = os.MAC_ANY,
+    cpu = cpu.ARM64,
     console_view_entry = consoles.console_view_entry(
         category = "mac|lsan",
         short_name = "lsan",
diff --git a/infra/config/subprojects/chromium/try/tryserver.chromium.mac.star b/infra/config/subprojects/chromium/try/tryserver.chromium.mac.star
index 6f7e0ddb..7b8ec83 100644
--- a/infra/config/subprojects/chromium/try/tryserver.chromium.mac.star
+++ b/infra/config/subprojects/chromium/try/tryserver.chromium.mac.star
@@ -237,6 +237,7 @@
         "ci/mac-lsan-fyi-rel",
     ],
     gn_args = "ci/mac-lsan-fyi-rel",
+    cpu = cpu.ARM64,
 )
 
 try_.builder(