crypto: mbedtls_crypto_alt: replace legacy Mbed TLS crypto with PSA API and prepare for TF-PSA-Crypto 1.0#125

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valeriosetti wants to merge 12 commits intozephyrproject-rtos:mainfrom

valeriosetti:prepare-mbedtls4

Commits on Feb 28, 2026

[noup] mbedtls: crypto: always use psa_generate_random() as RNG backend
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[noup] mbedtls: crypto: remove legacy crypto usage wherever possible
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[noup] mbedtls: tls: remove deprecated ciphersuites
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[noup] mbedtls: tls: adapt to PK interface changes in Mbed TLS 4.0
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[noup] mbedtls: tls: remove CTR-DRBG usage
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[noup] mbedtls: crypto: remove 3DES from crypto_cipher_init()
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[noup] mbedtls: crypto: remove MBEDTLS_DES_C guard
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