JCefSampleApp for 132.3.1

Update JCEF to 1770317

Build: GitHub Actions #55
JCEF maven version: 132.3.1

Test the resulting build on your platform:

java -jar jcefsampleapp-132.3.1-jar-with-dependencies.jar

Make sure to include the required module opens when running on JDK 16 or later. You can find them here.

Warning: This will destroy any directory called jcef-bundle in your current work dir!