Feature: Reset window size & position

**Describe your issue**:
I'm using multiple screen, three at Office, two at home, last time I used NETworkManager the window was on the third screen at Office
today I'm at home with my two screens but I'm seeing only the bottom of the window of the apps (screenshot)

**Steps to reproduce the issue**:

1.launch the apps, put it on third screen, close the apps, reopen, still on third screen
2.going home , launching apps seeing bottom of the window, trying cascade window, stack window, window side by side
tha NETworkmanager window never come back on the current screens (home with two monitors)
3.the black part at the up left of the screenshot is the NETWorkManager window

**NETworkManager version**:
last one
**Windows version**:
10 - 21H2
**.NET-Framework version**:

**Screenshots**

Eventlog (if application crashes)

Riproduci il problema seguendo i passaggi indicati: posiziona la finestra di NETworkManager su un terzo monitor, chiudila, quindi riaprila con solo due monitor collegati. Conferma il comportamento di ripristino desiderato per le dimensioni e la posizione della finestra e verifica che, dopo la riapertura, la finestra venga visualizzata completamente sugli schermi attualmente disponibili.

Scritto dal modello di indicizzazione a partire dal testo della issue.