Fix Enzyme's batched pullback and Jacobian

[gdalle]

DI extensions

• Enzyme: make batched pullback work for number input x by setting the mode width manually (see https://github.com/EnzymeAD/Enzyme.jl/issues/1883#issuecomment-2371461934)
• Enzyme: adapt to Jacobian fix in https://github.com/EnzymeAD/Enzyme.jl/pull/1864

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 98.42%. Comparing base (ea192f6) to head (a42ab1f).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #499 +/- ## ======================================= Coverage 98.42% 98.42% ======================================= Files 106 106 Lines 4379 4381 +2 ======================================= + Hits 4310 4312 +2 Misses 69 69 ``` | [Flag](https://app.codecov.io/gh/gdalle/DifferentiationInterface.jl/pull/499/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Guillaume+Dalle) | Coverage Δ | | |---|---|---| | [DI](https://app.codecov.io/gh/gdalle/DifferentiationInterface.jl/pull/499/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Guillaume+Dalle) | `98.48% <100.00%> (+<0.01%)` | :arrow_up: | | [DIT](https://app.codecov.io/gh/gdalle/DifferentiationInterface.jl/pull/499/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Guillaume+Dalle) | `98.28% <ø> (ø)` | | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Guillaume+Dalle#carryforward-flags-in-the-pull-request-comment) to find out more.

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