ci: Fix pre-check stage failing tests

- Updated license headers
- Re-enabled public headers and static analysis checks
- Fix public header file check failure

Co-authored-by: Aditya Patwardhan <aditya.patwardhan@espressif.com>

examples/protocols/https_mbedtls/main/https_mbedtls_example_main.c

@@ -5,21 +5,11 @@
  *
  * Adapted from the ssl_client1 example in mbedtls.
  *
- * Original Copyright (C) 2006-2016, ARM Limited, All Rights Reserved, Apache 2.0 License.
- * Additions Copyright (C) Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD, Apache 2.0 License.
+ * SPDX-FileCopyrightText: 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.
+ * SPDX-FileContributor: 2015-2021 Espressif Systems (Shanghai) CO LTD
  */
 #include <string.h>
 #include <stdlib.h>