Fix issue with incorrect handling of optimized method layouts - The sort order of...

Fix issue with incorrect handling of optimized method layouts - The sort order of the RuntimeFunctions table (among others) was not properly handled when an optimized method layout was applied - While this bug applied to non-composite builds, it was easily reproduced with a composite build - Fix lack of test infrastructure around non-standard method layouts. - Add new random method sorting order - Use new random sorting order in crossgen2 test passes (#60109)

Fixes #59089

Co-authored-by: David Wrighton <davidwr@microsoft.com>