[lldb][test] Skip other Global Module Cache tests on Arm/AArch64 Linux

These are expected to fail but sometimes crash during the test leaving them
as unresolved.

Same failure message and likely same cause as the other test in this file.

lldb/test/API/python_api/global_module_cache/TestGlobalModuleCache.py

@@ -52,11 +52,13 @@ class GlobalModuleCacheTestCase(TestBase):
     # This test tests for the desired behavior as an expected fail.
     @skipIfWindows
     @expectedFailureAll
+    @skipIf(oslist=["linux"], archs=["arm", "aarch64"])
     def test_TwoTargetsOneDebugger(self):
         self.do_test(False, True)
 
     @skipIfWindows
     @expectedFailureAll
+    @skipIf(oslist=["linux"], archs=["arm", "aarch64"])
     def test_OneTargetTwoDebuggers(self):
         self.do_test(True, False)