Changes
   * Rename functions whose deprecated variants have been removed via #4029:
     mbedtls_ctr_drbg_update_ret  -> mbedtls_ctr_drbg_update
     mbedtls_hmac_drbg_update_ret -> mbedtls_hmac_drbg_update
     mbedtls_md2_starts_ret       -> mbedtls_md2_starts
     mbedtls_md2_update_ret       -> mbedtls_md2_update
     mbedtls_md2_finish_ret       -> mbedtls_md2_finish
     mbedtls_md2_ret              -> mbedtls_md2
     mbedtls_md4_starts_ret       -> mbedtls_md4_starts
     mbedtls_md4_update_ret       -> mbedtls_md4_update
     mbedtls_md4_finish_ret       -> mbedtls_md4_finish
     mbedtls_md4_ret              -> mbedtls_md4
     mbedtls_md5_starts_ret       -> mbedtls_md5_starts
     mbedtls_md5_update_ret       -> mbedtls_md5_update
     mbedtls_md5_finish_ret       -> mbedtls_md5_finish
     mbedtls_md5_ret              -> mbedtls_md5
     mbedtls_ripemd160_starts_ret -> mbedtls_ripemd160_starts
     mbedtls_ripemd160_update_ret -> mbedtls_ripemd160_update
     mbedtls_ripemd160_finish_ret -> mbedtls_ripemd160_finish
     mbedtls_ripemd160_ret        -> mbedtls_ripemd160
     mbedtls_sha1_starts_ret      -> mbedtls_sha1_starts
     mbedtls_sha1_update_ret      -> mbedtls_sha1_update
     mbedtls_sha1_finish_ret      -> mbedtls_sha1_finish
     mbedtls_sha1_ret             -> mbedtls_sha1
     mbedtls_sha256_starts_ret    -> mbedtls_sha256_starts
     mbedtls_sha256_update_ret    -> mbedtls_sha256_update
     mbedtls_sha256_finish_ret    -> mbedtls_sha256_finish
     mbedtls_sha256_ret           -> mbedtls_sha256
     mbedtls_sha512_starts_ret    -> mbedtls_sha512_starts
     mbedtls_sha512_update_ret    -> mbedtls_sha512_update
     mbedtls_sha512_finish_ret    -> mbedtls_sha512_finish
     mbedtls_sha512_ret           -> mbedtls_sha512.
     Fixes #4212.