### Godot version

Godot 4.0.1.stable

### System information

Windows 10, Forward+

### Issue description

Example code:

```gdscript
@warning_ignore("shadowed_global_identifier")
static func print_debug(msg: String):
```

the warning is ignored by pressing [ignore] in the warnings panel.

pressing it multiple times results in:
```gdscript
@warning_ignore("shadowed_global_identifier", "shadowed_global_identifier")
```


### Steps to reproduce

Shadowing a global function with a method of script:

```gdscript
@warning_ignore("shadowed_global_identifier")
static func print_debug(msg: String):
```


### Minimal reproduction project

```gdscript
@warning_ignore("shadowed_global_identifier")
static func print_debug(msg: String):
    pass
```
return resolve_class_inheritance(parser->head, true);
}
Error GDScriptAnalyzer::resolve_interface() {
	resolve_class_interface(parser->head, true);
	return parser->errors.is_empty() ? OK : ERR_PARSE_ERROR;
}
Error GDScriptAnalyzer::resolve_body() {
	resolve_class_body(parser->head, true);
	return parser->errors.is_empty() ? OK : ERR_PARSE_ERROR;
}
Error GDScriptAnalyzer::resolve_dependencies() {
	for (KeyValue<String, Ref<GDScriptParserRef>> &K : depended_parsers) {
		if (K.value.is_null()) {
			return ERR_PARSE_ERROR;
		}
		K.value->raise_status(GDScriptParserRef::INHERITANCE_SOLVED);
	}
	return parser->errors.is_empty() ? OK : ERR_PARSE_ERROR;
}
Error GDScriptAnalyzer::analyze() {