RFR: 8287153: Whitespace typos in HeapRegion class

[Thomas Schatzl]

On Mon, 23 May 2022 10:47:25 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

>> Hi all,
>> 
>>   please review this trivial? fix to change some whitespace in the `HeapRegion` class.
>> 
>> Testing: local compilation
>> 
>> Thanks,
>>   Thomas
>
> Good and trivial.

Thanks @albertnetymk for your reviews

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PR: https://git.openjdk.java.net/jdk/pull/8838