Fix CoW TX links in new swapper flow

[0xApotheosis]

Overview

When a CoW trade is completed in the new swapper flow the second TX does not correctly link to CoWs TX explorer.

References and additional details

Current TX link format:

• https://explorer.cow.fi/arb1/orders/0x2114f30f39f9ec41a56c5065289738b8315fe81da047de43c2f3072528d4aa0a32dbc9cf9e8fbcebe1e0a2ecf05ed86ca3096cb6677c54a9?tab=overview
• https://explorer.cow.fi/search/0x7c3e906fff991684dde78ddc71f3781116fd5291075838a80db521124dd139d0

Expected link format:

• https://explorer.cow.fi/arb1/orders/0x38e2c1b5808a4642a3208f432a8f9564d911a4cdf6072ba4b8ed78a984f62b2732dbc9cf9e8fbcebe1e0a2ecf05ed86ca3096cb6677c564b?tab=overview
• https://explorer.cow.fi/arb1/tx/0xc2c3b2012461b713098896950d32ed4482cd2cab98bc652b32fb586de8177902?tab=orders

Acceptance Criteria

Check the CoW links behave as expected. Also sanity check the TX links for other swappers to ensure they match production.

Need By Date

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Screenshots/Mockups

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Estimated effort

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