RFR: 8338101: remove old remap assertion in map_or_reserve_memory_aligned after JDK-8338058 [v2]

[Christoph Langer]

On Fri, 9 Aug 2024 09:14:44 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

>> After [JDK-8338058](https://bugs.openjdk.org/browse/JDK-8338058) by mistake an old assertion remained in map_or_reserve_memory_aligned; this has to be removed.
>
> Matthias Baesken has updated the pull request incrementally with one additional commit since the last revision:
> 
>   reduce indentation (use same as in other asserts in the method)

Marked as reviewed by clanger (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/20519#pullrequestreview-2230196589