Release v1.7.3 - Fixing expiration selection

[elrido]

• CHANGED: Various tweaks of the bootstrap5 template, suggested by the community
• CHANGED: Upgrading libraries to: DOMpurify 3.1.3
• FIXED: Selected expiration not being applied, when using bootstrap template (1.7.2 / valid to / paste lifetime / lease time / always 23 hours #1309)

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This discussion was created from the release Release v1.7.3 - Fixing expiration selection.