How to add column to view in all SharePoint sites

Hello

As I am very genereous

Function AddSensivityToDefaultView($URL)
{
    Try {
        Connect-PnPOnline -Url $URL -UseWebLogin -ErrorAction Stop
    }
    Catch
    {
        write-host "Error: $($_.Exception.Message) $($defaultViewInDocLib.Title )" -foregroundcolor Red
	}	
    Write-Host "I am in site $($URL)" 
    $docLibraries = Get-PnPList | Where-Object {$_.BaseTemplate -eq 101 -and $_.Hidden -eq $false}

    foreach($docLib in $docLibraries){
	    $defaultViewInDocLib = Get-PnPView -List $docLib | Where-Object { $_.DefaultView -eq $true}

	    if ($defaultViewInDocLib){
		    #Should Get existing Fields
		    $Fields= $defaultViewInDocLib.ViewFields
		    #Add Sensitivity Field in the list only if not already exists
            If ($Fields -notcontains "_DisplayName") {
		        $Fields += "Sensitivity"
                #Set View
                Try 
                {
		          Set-PnPView -List $docLib -Identity $defaultViewInDocLib.Title -Fields $Fields -ErrorAction Stop
                }
                Catch
                {
                    write-host "Error: $($_.Exception.Message) $($defaultViewInDocLib.Title )" -foregroundcolor Red
		        }	
		    }
            else {
               Write-Host "Already there in $($defaultViewInDocLib.Title)" 
            }
      
	    }
    }
}
$OrgName = "YOURORG"
Connect-PnPOnline -Url https://$OrgName-admin.sharepoint.com/ -UseWebLogin
$Sites = Get-PnPTenantSite 
Foreach ($Site in $Sites){
    
    if($Site.Url -ne "https://$OrgName-my.sharepoint.com/") {
        Try{
            AddSensivityToDefaultView($Site.Url) -ErrorAction Stop
        }
        Catch
        {
            write-host "Error: $($_.Exception.Message)" -foregroundcolor Red
		}	
    }
}