fix: Hide back icon in public viewer

[Merkur39]

In the Public view, no return is possible, as there is none.

[bundlemon]

BundleMon

Unchanged files (18)

Status	Path	Size	Limits
✅	vendors/drive.(hash).js	1.79MB	2MB
✅	public/drive.(hash).js	1.57MB	1.7MB
✅	public/pdf.worker.entry.(hash).worker.js	345.35KB	350KB
✅	services/qualificationMigration/drive.js	282.15KB	500KB
✅	services/dacc/drive.js	263.08KB	500KB
✅	app/drive.(hash).js	161.91KB	300KB
✅	public/cozy-client-js.js	159.28KB	160KB
✅	intents/drive.(hash).js	87.91KB	190KB
✅	public/drive.(hash).min.css	39.94KB	100KB
✅	onlyOffice/slide.pptx	24.83KB	25KB
✅	app-drive.(hash).min.css	10.73KB	56KB
✅	intents-drive.(hash).min.css	7.89KB	40KB
✅	onlyOffice/text.docx	5.85KB	6KB
✅	onlyOffice/spreadsheet.xlsx	5.02KB	6KB
✅	manifest.webapp	1.87KB	2KB
✅	index.html	598B	1KB
✅	intents/index.html	508B	1KB
✅	manifest.json	185B	1KB

Total files change +5B 0%

Unchanged groups (7)

Status	Path	Size	Limits
✅	public/**	2.11MB	-
✅	vendors/**	1.79MB	-
✅	services/**	545.23KB	-
✅	app/**	161.91KB	-
✅	intents/**	88.4KB	-
✅	onlyOffice/**	35.7KB	-
✅	img/**	5.85KB	-

Final result: ✅

View report in BundleMon website ➡️

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Current branch size history | Target branch size history

[cballevre]

LGTM 👍