Don't consider secp192r1

SECP192R1 is declared in the PSA API specification, but it's an old
one that Mbed TLS doesn't support and even OpenSSL doesn't support.
We don't have test vectors for it. Just skip it.

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/scripts/mbedtls_dev/crypto_knowledge.py b/scripts/mbedtls_dev/crypto_knowledge.py
index 65dbc34..e9dad1d 100644
--- a/scripts/mbedtls_dev/crypto_knowledge.py
+++ b/scripts/mbedtls_dev/crypto_knowledge.py
@@ -54,7 +54,7 @@
 
     ECC_KEY_SIZES = {
         'PSA_ECC_FAMILY_SECP_K1': (192, 224, 256),
-        'PSA_ECC_FAMILY_SECP_R1': (192, 225, 256, 384, 521),
+        'PSA_ECC_FAMILY_SECP_R1': (225, 256, 384, 521),
         'PSA_ECC_FAMILY_SECP_R2': (160,),
         'PSA_ECC_FAMILY_SECT_K1': (163, 233, 239, 283, 409, 571),
         'PSA_ECC_FAMILY_SECT_R1': (163, 233, 283, 409, 571),