SiteKit Veranstaltungskalender 4.16.0 (15.10.2025)

#Miscellaneous

• bump php module version (f127b69)
• bump php module version (01cb440)

#CI

• release: Release 4.16.0 (1dd1f94)
• release: Set version for next development iteration [skip ci] (6d0a88d)