default missing query to empty string

[aryelu]

When running MatchWindow

Eyes.Sdk.JavaScript/packages/eyes.sdk/src/ServerConnector.js

Line 247 in 3a94a13

ServerConnector.prototype.matchWindow = function (runningSession, matchWindowData, screenshot) {

SendRequest is invoked with options.query undefined which makes the error reporting crash when the request is failing

Eyes.Sdk.JavaScript/packages/eyes.sdk/src/ServerConnector.js

Line 415 in 3a94a13

that._logger.log(`ServerConnector.${name} - ${method} failed on ${uri}: ${reasonMsg} with params ${JSON.stringify(options.query).slice(0, 100)}`);