Fix copypasta in test data

Author: gilles-peskine-arm

tests/suites/test_suite_psa_crypto.data

@@ -2229,7 +2229,7 @@ generate_key:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_EXPORT:0:PSA_SUCCESS
 
 PSA generate key: raw data, 65528 bits (ok)
 depends_on:HAVE_RAM_AVAILABLE_128K
-generate_key:PSA_KEY_TYPE_RAW_DATA:8:PSA_KEY_USAGE_EXPORT:0:PSA_SUCCESS
+generate_key:PSA_KEY_TYPE_RAW_DATA:65528:PSA_KEY_USAGE_EXPORT:0:PSA_SUCCESS
 
 PSA generate key: raw data, 65536 bits (not supported)
 generate_key:PSA_KEY_TYPE_RAW_DATA:65536:PSA_KEY_USAGE_EXPORT:0:PSA_ERROR_NOT_SUPPORTED