[ptr-compr][arm64] Enable disabled liftoff tests

They were disabled when enabling pointer compression due to a bug (See
v8:9568), and they were never re-enabled.

Fixes: v8:9568
Bug: v8:9568, v8:7703
Change-Id: I3918ec57726ab9a7f943ab8506636cc95c376c20
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2007496
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Auto-Submit: Santiago Aboy Solanes <solanes@chromium.org>
Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#65853}

infra/testing/builders.pyl

@@ -445,9 +445,7 @@
       {'name': 'mozilla', 'shards': 4},
       {'name': 'test262', 'variant': 'default', 'shards': 4},
       {'name': 'v8testing', 'shards': 12},
-      # TODO(v8:v7703): Temporarily disable this test while enabling pointer
-      # compression on arm64.
-      # {'name': 'v8testing', 'variant': 'extra', 'shards': 8},
+      {'name': 'v8testing', 'variant': 'extra', 'shards': 8},
       {'name': 'v8testing', 'variant': 'trusted', 'shards': 5},
     ],
   },
@@ -468,9 +466,7 @@
       {'name': 'mozilla', 'shards': 4},
       {'name': 'test262', 'variant': 'default', 'shards': 4},
       {'name': 'v8testing', 'shards': 12},
-      # TODO(v8:v7703): Temporarily disable this test while enabling pointer
-      # compression on arm64.
-      # {'name': 'v8testing', 'variant': 'extra', 'shards': 10},
+      {'name': 'v8testing', 'variant': 'extra', 'shards': 10},
       {'name': 'v8testing', 'variant': 'trusted', 'shards': 5},
     ],
   },
@@ -1413,9 +1409,7 @@
       {'name': 'mozilla'},
       {'name': 'test262', 'variant': 'default'},
       {'name': 'v8testing', 'shards': 3},
-      # TODO(v8:v7703): Temporarily disable this test while enabling pointer
-      # compression on arm64.
-      # {'name': 'v8testing', 'variant': 'extra'},
+      {'name': 'v8testing', 'variant': 'extra'},
       {'name': 'v8testing', 'variant': 'trusted'},
     ],
   },
@@ -1432,9 +1426,7 @@
       {'name': 'mozilla', 'shards': 2},
       {'name': 'test262', 'variant': 'default', 'shards': 2},
       {'name': 'v8testing', 'shards': 10},
-      # TODO(v8:v7703): Temporarily disable this test while enabling pointer
-      # compression on arm64.
-      # {'name': 'v8testing', 'variant': 'extra', 'shards': 6},
+      {'name': 'v8testing', 'variant': 'extra', 'shards': 6},
       {'name': 'v8testing', 'variant': 'trusted', 'shards': 2},
     ],
   },