chore(sources/env): bump gosettings to v0.3.0-rc13

- Use `RetroKeys` option with env.* method calls
- Use `CSV*` typed methods
- Inject `handleDeprecatedKey` function

internal/configuration/sources/env/publicip.go

@@ -11,8 +11,8 @@ func (s *Source) readPublicIP() (publicIP settings.PublicIP, err error) {
 		return publicIP, err
 	}
 
-	_, publicIP.IPFilepath = s.getEnvWithRetro("PUBLICIP_FILE",
-		[]string{"IP_STATUS_FILE"}, env.ForceLowercase(false))
+	publicIP.IPFilepath = s.env.Get("PUBLICIP_FILE",
+		env.ForceLowercase(false), env.RetroKeys("IP_STATUS_FILE"))
 
 	return publicIP, nil
 }