RFR: 8331862: Remove split relocation info implementation [v2]

[Vladimir Kozlov]

On Wed, 8 May 2024 16:48:02 GMT, Vladimir Kozlov <kvn at openjdk.org> wrote:

>> [Split relocation info](https://github.com/openjdk/jdk/blob/master/src/hotspot/share/code/relocInfo.hpp#L225) was used only for SPARC. Non of current OpenJDK platforms use it.
>> 
>> Tested tier1-3,stress,xcomp.
>
> Vladimir Kozlov has updated the pull request incrementally with one additional commit since the last revision:
> 
>   clean up comments

Thank you, @dean-long, for review. I addressed all your comments.

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PR Review: https://git.openjdk.org/jdk/pull/19126#pullrequestreview-2046480668