fix(wifi_remote): Fix CI builds to generate configs per slave selection

Rather than keeping sdkconfig.ci.*** for the smoke tests in git

components/esp_wifi_remote/scripts/generate_slave_configs.py

@@ -0,0 +1,32 @@
+# SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
+# SPDX-License-Identifier: Apache-2.0
+import os
+import re
+import sys
+
+if len(sys.argv) < 2:
+    print('Usage: python generate_slave_configs.py <output_directory>')
+    sys.exit(1)
+output_directory = sys.argv[1]
+
+# Input Kconfig file
+kconfig_file = f"idf_v{os.getenv('ESP_IDF_VERSION')}/Kconfig.slave_select.in"
+
+# Output file prefix
+output_prefix = 'sdkconfig.ci.'
+
+# Regex pattern to match all available options for SLAVE_IDF_TARGET
+pattern = r'^ *config SLAVE_IDF_TARGET_(\w+)'
+
+# Read the Kconfig and generate specific sdkconfig.ci.{slave} for each option
+with open(kconfig_file, 'r') as file:
+    for line in file:
+        match = re.match(pattern, line)
+        if match:
+            slave = match.group(1)
+            output_file = os.path.join(output_directory, f'{output_prefix}{slave.lower()}')
+
+            with open(output_file, 'w') as out_file:
+                out_file.write(f'CONFIG_SLAVE_IDF_TARGET_{slave.upper()}=y\n')
+
+            print(f'Generated: {output_file}')