Fix a compile problem introduced in commit 331c3421d1f0 ("Address review comments")

Bug report: https://github.com/Mbed-TLS/mbedtls/issues/6243

--- a/programs/ssl/ssl_server2.c
+++ b/programs/ssl/ssl_server2.c
@@ -2529,7 +2529,6 @@ int main( int argc, char *argv[] )
         }
         key_cert_init2 = 2;
 #endif /* MBEDTLS_ECDSA_C */
-    }
 
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
     if( opt.key_opaque != 0 )
@@ -2558,6 +2557,7 @@ int main( int argc, char *argv[] )
     }
 #endif /* MBEDTLS_USE_PSA_CRYPTO */
 #endif /* MBEDTLS_CERTS_C */
+    }
 
     mbedtls_printf( " ok (key types: %s - %s)\n", mbedtls_pk_get_name( &pkey ), mbedtls_pk_get_name( &pkey2 ) );
 #endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */