### Godot version

v4.1.1 stable

### System information

Windows 11 - Chrome & Firefox - Godot 4.1.1 - Web Editor

### Issue description

This issue also happens on Chromebook.

Every file won't import correctly and will always show an 'X' next to it. It is not possible to use these files basically making the editor worthless.

### Steps to reproduce

1. Open Godot Web Editor
2. Create Project
3. Open It
4. Check the FileSystem in the bottom-left

### Minimal reproduction project

N/A
ERR_FAIL_COND_V_MSG(!f, 0, "File must be opened before use.");
	int64_t pos = ftello(f);
	ERR_FAIL_COND_V(pos < 0, 0);
	ERR_FAIL_COND_V(fseeko(f, 0, SEEK_END), 0);
	int64_t size = ftello(f);
	ERR_FAIL_COND_V(size < 0, 0);
	ERR_FAIL_COND_V(fseeko(f, pos, SEEK_SET), 0);
	return size;
}
bool FileAccessUnix::eof_reached() const {
	return last_error == ERR_FILE_EOF;
}
uint8_t FileAccessUnix::get_8() const {
	ERR_FAIL_COND_V_MSG(!f, 0, "File must be opened before use.");
	uint8_t b;
	if (fread(&b, 1, 1, f) == 0) {
		check_errors();
		b = '\0';
	}
	return b;
}
uint64_t FileAccessUnix::get_buffer(uint8_t *p_dst, uint64_t p_length) const {