Look for other possible "missing PICO_CONFIG" lines, and make message more obvious (#2477)

Author: lurch

tools/extract_configs.py

@@ -240,8 +240,9 @@ def ValidateAttrs(config_name, config_attrs, file_path, linenum):
 chips_resolved_defines = defaultdict(dict)
 for applicable, all_defines in chips_all_defines.items():
     for d in all_defines:
-        if d not in all_config_names and d.startswith("PICO_"):
-            logger.warning("Potential unmarked PICO define {}".format(d))
+        for define_prefix in ('PICO', 'PARAM', 'CYW43'):
+            if d not in all_config_names and d.startswith(define_prefix+'_'):
+                logger.warning("#define {} is potentially missing a {}: entry".format(d, BASE_CONFIG_NAME))
         resolved_defines = chips_resolved_defines[applicable]
         # resolve "nested defines" - this allows e.g. USB_DPRAM_MAX to resolve to USB_DPRAM_SIZE which is set to 4096 (which then matches the relevant PICO_CONFIG entry)
         for val in all_defines[d]: