Changelog

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+Improved: The orthogonalization done within SolverGMRES and SolverFGMRES for
+the deal.II vectors would previously lead to data access pattern that are
+unfriendly to data prefetchers on modern CPUs. This has been addressed by
+implementing a suitable loop blocking.
+<br>
+(Martin Kronbichler, 2024/11/01)