Minor updates from review comments

Updated macros in config_psa.h that used ECC_xxx to use KEY_TYPE_ECC_xxx
per comments from review. Implemented a check_config_psa.h to help with
dependency checking of features enabled in config_psa.h. Added
check_config_psa.h to visual studio project.

Signed-off-by: John Durkop <john.durkop@fermatsoftware.com>
diff --git a/include/mbedtls/check_config_psa.h b/include/mbedtls/check_config_psa.h
new file mode 100644
index 0000000..3fb5850
--- /dev/null
+++ b/include/mbedtls/check_config_psa.h
@@ -0,0 +1,39 @@
+/**
+ * \file check_config_psa.h
+ *
+ * \brief Consistency checks for PSA configuration options
+ */
+/*
+ *  Copyright The Mbed TLS Contributors
+ *  SPDX-License-Identifier: Apache-2.0
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License"); you may
+ *  not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+/*
+ * It is recommended to include this file from your config_psa.h
+ * in order to catch dependency issues early.
+ */
+
+#ifndef MBEDTLS_CHECK_CONFIG_PSA_H
+#define MBEDTLS_CHECK_CONFIG_PSA_H
+
+#if defined(MBEDTLS_PSA_BUILTIN_ALG_DETERMINISTIC_ECDSA) && \
+    !( defined(MBEDTLS_PSA_BUILTIN_KEY_TYPE_ECC_KEY_PAIR) || \
+       defined(MBEDTLS_PSA_BUILTIN_KEY_TYPE_ECC_PUBLIC_KEY) || \
+       defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_ECC_KEY_PAIR) || \
+       defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_ECC_PUBLIC_KEY) )
+#error "MBEDTLS_PSA_BUILTIN_ALG_DETERMINISTIC_ECDSA defined, but not all prerequisites"
+#endif
+
+#endif /* MBEDTLS_CHECK_CONFIG_PSA_H */