boot: espressif: Fix build problem with mbedtls

[Very1ucky]

No description provided.

[almir-okato]

@Very1ucky could you please sign your commit? (use git commit --amend -s)

[Very1ucky]

@Very1ucky could you please sign your commit? (use git commit --amend -s)

Done

[almir-okato]

@Very1ucky CI is still failing, could you please check? It wasn't able to match the "committer" or "author" with the signing.
https://github.com/mcu-tools/mcuboot/actions/runs/20224078357/job/58090371215?pr=2555#:~:text=9-,Missing%20%22Signed%2Doff%2Dby%3A%20Danill%20%3Cdaniil%2Esuhih%40midomis%2Eru%3E%22%20in%20commit%205463844c

[Very1ucky]

@Very1ucky CI is still failing, could you please check? It wasn't able to match the "committer" or "author" with the signing. https://github.com/mcu-tools/mcuboot/actions/runs/20224078357/job/58090371215?pr=2555#:~:text=9-,Missing%20%22Signed%2Doff%2Dby%3A%20Danill%20%3Cdaniil%2Esuhih%40midomis%2Eru%3E%22%20in%20commit%205463844c

Resigned, now should pass