chore(pia): add test to ensure default ports are within ports from their API

internal/provider/privateinternetaccess/connection.go

@@ -9,7 +9,11 @@ import (
 func (p *Provider) GetConnection(selection settings.ServerSelection, ipv6Supported bool) (
 	connection models.Connection, err error,
 ) {
-	defaults := utils.NewConnectionDefaults(8443, 8080, 0) //nolint:mnd
+	defaults := getConnectionDefaults()
 	return utils.GetConnection(p.Name(),
 		p.storage, selection, defaults, ipv6Supported, p.randSource)
 }
+
+func getConnectionDefaults() utils.ConnectionDefaults {
+	return utils.NewConnectionDefaults(8443, 8080, 0) //nolint:mnd
+}