[CM] Add ps1 script ignore

[1technophile]

Description:

PowerShell script example:

$IPs= "192.168.1.15","192.168.1.13","192.168.1.21"
$ENV_NAME="theengs-plug"
foreach ($ip in $IPs)
{
    pio run -t upload -e $ENV_NAME --upload-port $ip
}

Checklist:

• The pull request is done against the latest development branch
• Only one feature/fix was added per PR and the code change compiles without warnings
• I accept the DCO.