Cleanup following the removal of RSA legacy options

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
diff --git a/tests/scripts/components-configuration-crypto.sh b/tests/scripts/components-configuration-crypto.sh
index 29e86c3..6dab8b6 100644
--- a/tests/scripts/components-configuration-crypto.sh
+++ b/tests/scripts/components-configuration-crypto.sh
@@ -1491,8 +1491,7 @@
     # Start from crypto configuration
     scripts/config.py crypto
 
-    # Remove RSA support and its dependencies
-    scripts/config.py unset MBEDTLS_PKCS1_V15
+    # Remove RSA dependencies
     scripts/config.py unset MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED
     scripts/config.py unset MBEDTLS_X509_RSASSA_PSS_SUPPORT