v6.0.3

Changelog: https://gerrit.avm99963.com/plugins/gitiles/screen-capture/+log/refs/tags/v6.0.2..refs/tags/v6.0.3

1. ce99ce8 fix: get and set screenshotQuality in the extension's storage by Adrià Vilanova Martínez · 4 months ago master v6.0.3
2. 3cad59d refactor: remove unused code by Adrià Vilanova Martínez · 4 months ago
3. 14dcbce build: add Zuul check pipeline by Adrià Vilanova Martínez · 4 months ago
4. f4683cd fix(whole-page-capture): increase delay between captures by Adrià Vilanova Martínez · 4 months ago
5. 94f91f8 fix(popup): get current tab correctly by Adrià Vilanova Martínez · 4 months ago