Matt Alexander 95088850b6 Use grep -E instead of egrep to suppress warnings ...

The messages were getting in the way:
```
 $ VBoxManage createvm --name=Win10-3 --ostype Wegrep: warning: egrep is obsolescent; using grep -E
indowsegrep: warning: egrep is obsolescent; using grep -E
egrep: warning: egrep is obsolescent; using grep -E

Windows10        Windows2000      Windows2008      Windows2016_64   Windows31        Windows8         Windows8_64      WindowsMe        WindowsNT4       WindowsVista_64
Windows10_64     Windows2003      Windows2008_64   Windows2019_64   Windows7         Windows81        Windows95        WindowsNT        WindowsNT_64     WindowsXP
Windows11_64     Windows2003_64   Windows2012_64   Windows2022_64   Windows7_64      Windows81_64     Windows98        WindowsNT3x      WindowsVista     WindowsXP_64
matt@q ~ $ VBoxManage createvm --name=Win10-3 --ostype Windowsegrep: warning: egrep is obsolescent; using grep -E

Windows10        Windows2000      Windows2008      Windows2016_64   Windows31        Windows8         Windows8_64      WindowsMe        WindowsNT4       WindowsVista_64
Windows10_64     Windows2003      Windows2008_64   Windows2019_64   Windows7         Windows81        Windows95        WindowsNT        WindowsNT_64     WindowsXP
Windows11_64     Windows2003_64   Windows2012_64   Windows2022_64   Windows7_64      Windows81_64     Windows98        WindowsNT3x      WindowsVista     WindowsXP_64
```

2024-02-12 05:06:39 -06:00

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