This also makes udevd/udevadm mention that the parent device rules
also tested with the device currently processing.
With the following rules file:
```
ATTRS{idVendor}=="0001", ATTRS{idProduct}=="44ff", MODE="0666", GROUP="input",
```
Before:
```
event0: /tmp/hoge.rules:1 Checking conditions for parent devices: ATTRS{idVendor}=="0001", ATTRS{idProduct}=="44ff"
event0: /tmp/hoge.rules:1 No parent device passed parent conditions.
```
After:
```
event0: /tmp/hoge.rules:1 Checking conditions for parent devices (including self): ATTRS{idVendor}=="0001", ATTRS{idProduct}=="44ff"
event0: /tmp/hoge.rules:1 ATTRS{idVendor}=="0001": Cannot read sysfs attribute: No such file or directory
input0: /tmp/hoge.rules:1 ATTRS{idVendor}=="0001": Cannot read sysfs attribute: No such file or directory
PNP0C0E:00: /tmp/hoge.rules:1 ATTRS{idVendor}=="0001": Cannot read sysfs attribute: No such file or directory
LNXSYBUS:00: /tmp/hoge.rules:1 ATTRS{idVendor}=="0001": Cannot read sysfs attribute: No such file or directory
LNXSYSTM:00: /tmp/hoge.rules:1 ATTRS{idVendor}=="0001": Cannot read sysfs attribute: No such file or directory
event0: /tmp/hoge.rules:1 No parent device passed parent conditions.
```
Prompted by #37063.
System and Service Manager
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