Support PSA_ALG_RSA_PSS_ANY_SALT iff PSA_ALG_RSA_PSS is supported

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/include/mbedtls/config_psa.h b/include/mbedtls/config_psa.h
index 5ff1f72..94d644e 100644
--- a/include/mbedtls/config_psa.h
+++ b/include/mbedtls/config_psa.h
@@ -56,6 +56,12 @@
 #define PSA_WANT_ALG_RSA_PKCS1V15_SIGN_RAW PSA_WANT_ALG_RSA_PKCS1V15_SIGN
 #endif
 
+#if defined(PSA_WANT_ALG_RSA_PSS_ANY_SALT) && !defined(PSA_WANT_ALG_RSA_PSS)
+#define PSA_WANT_ALG_RSA_PSS PSA_WANT_ALG_RSA_PSS_ANY_SALT
+#elif !defined(PSA_WANT_ALG_RSA_PSS_ANY_SALT) && defined(PSA_WANT_ALG_RSA_PSS)
+#define PSA_WANT_ALG_RSA_PSS_ANY_SALT PSA_WANT_ALG_RSA_PSS
+#endif
+
 
 
 /****************************************************************/