[lldb] Skip target variable test on AS

(cherry picked from commit c900b0a)

Author: JDevlieghere

lldb/test/API/commands/target/basic/TestTargetCommand.py

@@ -45,6 +45,7 @@ def test_target_command(self):
         self.do_target_command()
 
     @expectedFailureAll(archs=['arm64e']) # <rdar://problem/37773624>
+    @expectedFailureDarwin(archs=["arm64"]) # <rdar://problem/37773624>
     def test_target_variable_command(self):
         """Test 'target variable' command before and after starting the inferior."""
         d = {'C_SOURCES': 'globals.c', 'EXE': self.getBuildArtifact('globals')}
@@ -54,6 +55,7 @@ def test_target_variable_command(self):
         self.do_target_variable_command('globals')
 
     @expectedFailureAll(archs=['arm64e']) # <rdar://problem/37773624>
+    @expectedFailureDarwin(archs=["arm64"]) # <rdar://problem/37773624>
     def test_target_variable_command_no_fail(self):
         """Test 'target variable' command before and after starting the inferior."""
         d = {'C_SOURCES': 'globals.c', 'EXE': self.getBuildArtifact('globals')}