[macOS] cache most used GitHub actions

* Download actions/action_versions latest release on macOS and set ACTIONS_RUNNER_ACTION_ARCHIVE_CACHE.

* Feedback.

images/macos/tests/ActionArchiveCache.Tests.ps1

@@ -0,0 +1,15 @@
+Describe "ActionArchiveCache" {
+    Context "Action archive cache directory not empty" {
+        It "$HOME/actionarchivecache not empty" {
+            (Get-ChildItem -Path "$env:HOME/actionarchivecache/*.tar.gz" -Recurse).Count | Should -BeGreaterThan 0
+        }
+    }
+
+    Context "Action tarball not empty" {
+        $testCases = Get-ChildItem -Path "$env:HOME/actionarchivecache/*.tar.gz" -Recurse | ForEach-Object { @{ ActionTarball = $_.FullName } }
+        It "<ActionTarball>" -TestCases $testCases {
+            param ([string] $ActionTarball)
+            (Get-Item "$ActionTarball").Length | Should -BeGreaterThan 0
+        }
+    }
+}