restore the pre-fence introduced in #500#505

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evaleev merged 1 commit intomasterfrom

evaleev/amend/pr-504

Mar 8, 2025

Commits on Mar 7, 2025

reverts the key part of https://github.com/ValeevGroup/tiledarray/pull/504, namely removal of the fence on entry to einsum that was introduced in https://github.com/ValeevGroup/tiledarray/pull/500
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