Merge pull request #41775 from xedin/disable-64-bit-test-on-32bit-simulators

[Distributed] NFC: Allow 64-bit distributed test only on x86_64 and arm64

Author: kavon

test/Distributed/distributed_actor_accessor_thunks_64bit.swift

@@ -6,6 +6,8 @@
 // REQUIRES: concurrency
 // REQUIRES: distributed
 
+// REQUIRES: CPU=x86_64 || CPU=arm64
+
 // UNSUPPORTED: OS=windows-msvc
 
 import _Distributed