chore(package): update babel-plugin-transform-class-properties to version 6.5.0
chore(package): update babel-plugin-transform-class-properties to version 6.5.0

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mozilla/web-ext,rpl/web-ext,mozilla/web-ext,rpl/web-ext,kumar303/web-ext,shubheksha/web-ext,kumar303/web-ext,shubheksha/web-ext