Remove `extra` parameter from psa_generate_key

Read extra data from the domain parameters in the attribute structure
instead of taking an argument on the function call.

Implement this for RSA key generation, where the public exponent can
be set as a domain parameter.

Add tests that generate RSA keys with various public exponents.
diff --git a/tests/suites/test_suite_psa_crypto.data b/tests/suites/test_suite_psa_crypto.data
index c91094c..e29cbf7 100644
--- a/tests/suites/test_suite_psa_crypto.data
+++ b/tests/suites/test_suite_psa_crypto.data
@@ -2036,6 +2036,24 @@
 depends_on:MBEDTLS_ECP_C:MBEDTLS_ECP_DP_SECP256R1_ENABLED:MBEDTLS_ECDSA_C
 generate_key:PSA_KEY_TYPE_ECC_KEYPAIR(PSA_ECC_CURVE_SECP256R1):128:PSA_KEY_USAGE_EXPORT | PSA_KEY_USAGE_SIGN | PSA_KEY_USAGE_VERIFY:PSA_ALG_ECDSA_ANY:PSA_ERROR_INVALID_ARGUMENT
 
+PSA generate key: RSA, default e
+generate_key_rsa:512:"":PSA_SUCCESS
+
+PSA generate key: RSA, e=3
+generate_key_rsa:512:"03":PSA_SUCCESS
+
+PSA generate key: RSA, e=65537
+generate_key_rsa:512:"010001":PSA_SUCCESS
+
+PSA generate key: RSA, e=513
+generate_key_rsa:512:"0201":PSA_SUCCESS
+
+PSA generate key: RSA, e=1
+generate_key_rsa:512:"01":PSA_ERROR_INVALID_ARGUMENT
+
+PSA generate key: RSA, e=2
+generate_key_rsa:512:"01":PSA_ERROR_INVALID_ARGUMENT
+
 PSA import persistent key: raw data, 0 bits
 depends_on:MBEDTLS_PK_C:MBEDTLS_PK_PARSE_C:MBEDTLS_RSA_C:MBEDTLS_PSA_CRYPTO_STORAGE_C
 persistent_key_load_key_from_storage:"":PSA_KEY_TYPE_RAW_DATA:0:PSA_KEY_USAGE_EXPORT:0:IMPORT_KEY