Seeing failures when running the `test/hotspot/jtreg/gc/TestObjectAlignmentCardSize.java` test on 32 bit systems:

```
...
Output:
Unrecognized VM option 'ObjectAlignmentInBytes=8'
Error: Could not create the Java Virtual Machine.
Error: A fatal exception has occurred. Program will exit.

STDERR:
 stdout: [];
 stderr: [Unrecognized VM option 'ObjectAlignmentInBytes=8'
Error: Could not create the Java Virtual Machine.
Error: A fatal exception has occurred. Program will exit.
]
 exitValue = 1

java.lang.RuntimeException: Expected to get exit value of [0], exit value is: [1]
        at jdk.test.lib.process.OutputAnalyzer.shouldHaveExitValue(OutputAnalyzer.java:507)
        at gc.TestObjectAlignmentCardSize.runTest(TestObjectAlignmentCardSize.java:49)
        at gc.TestObjectAlignmentCardSize.main(TestObjectAlignmentCardSize.java:57)
        at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
        at java.base/java.lang.reflect.Method.invoke(Method.java:580)
        at com.sun.javatest.regtest.agent.MainActionHelper$AgentVMRunnable.run(MainActionHelper.java:333)
        at java.base/java.lang.Thread.run(Thread.java:1583)

JavaTest Message: Test threw exception: java.lang.RuntimeException
JavaTest Message: shutting down test


TEST RESULT: Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: Expected to get exit value of [0], exit value is: [1]
```

Underlying cause is that the `ObjectAlignmentInBytes` option is unsupported