v6.98.0

OrdinaryDiffEq v6.98.0

Diff since v6.97.0

Merged pull requests:

• support ForwardDiff 1.0 (#2643) (@oscardssmith)
• Disable enzyme tests on prereleases (#2714) (@ChrisRackauckas)
• fix sources in Ci for 1.11 and up (#2715) (@oscardssmith)
• continue fixing CI (#2716) (@oscardssmith)
• fix even more ci? (#2717) (@oscardssmith)
• fix NonlinearSolve tests (broken by #2573) (#2718) (@oscardssmith)
• Update nystrom_convergence_tests.jl (#2721) (@ChrisRackauckas)
• Don't check iszero Rational relax, instead make no-op (#2724) (@ChrisRackauckas)