Bump xstream from 1.4.8 to 1.4.19 in /hotelapp#18

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dependabot/maven/hotelapp/com.thoughtworks.xstream-xstream-1.4.19purnachandergit/javaoop-jcf:dependabot/maven/hotelapp/com.thoughtworks.xstream-xstream-1.4.19Copy head branch name to clipboard