Restore mac_arm64_bazel

https://chromium-review.googlesource.com/c/chromium/tools/build/+/7266193
seems to have done the trick.

Fixed: 463446310
Change-Id: Iabb0ff7b318fc2b05a0fd9c4f8141fe49a66754c
Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/86147
Commit-Queue: David Benjamin <davidben@google.com>
Reviewed-by: Lily Chen <chlily@google.com>
Auto-Submit: David Benjamin <davidben@google.com>
Commit-Queue: Lily Chen <chlily@google.com>

infra/config/generated/commit-queue.cfg

diff --git a/infra/config/generated/commit-queue.cfg b/infra/config/generated/commit-queue.cfg
index e52b2ad..73ea66b 100644
--- a/infra/config/generated/commit-queue.cfg
+++ b/infra/config/generated/commit-queue.cfg
@@ -185,7 +185,6 @@
       }
       builders {
         name: "boringssl/try/mac_arm64_bazel"
-        includable_only: true
       }
       builders {
         name: "boringssl/try/mac_rel"

infra/config/main.star

diff --git a/infra/config/main.star b/infra/config/main.star
index c66874b..80253d1 100755
--- a/infra/config/main.star
+++ b/infra/config/main.star
@@ -953,8 +953,6 @@
     category = "mac",
     short_name = "bzl",
     recipe = "boringssl_bazel",
-    # TODO(crbug.com/463446310): Re-enable once the builder is fixed.
-    cq_enabled = False,
 )
 both_builders(
     "win32",