Bump github.com/arran4/golang-ical from 0.3.2 to 0.3.3

Bumps [github.com/arran4/golang-ical](https://github.com/arran4/golang-ical) from 0.3.2 to 0.3.3.
- [Release notes](https://github.com/arran4/golang-ical/releases)
- [Commits](arran4/golang-ical@v0.3.2...v0.3.3)

---
updated-dependencies:
- dependency-name: github.com/arran4/golang-ical
  dependency-version: 0.3.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

go.mod

@@ -3,7 +3,7 @@ module github.com/tum-dev/calendar-proxy
 go 1.25.0
 
 require (
-	github.com/arran4/golang-ical v0.3.2
+	github.com/arran4/golang-ical v0.3.5
 	github.com/getsentry/sentry-go v0.40.0
 	github.com/getsentry/sentry-go/gin v0.40.0
 	github.com/gin-gonic/gin v1.12.0

go.sum

@@ -1,5 +1,5 @@
-github.com/arran4/golang-ical v0.3.2 h1:MGNjcXJFSuCXmYX/RpZhR2HDCYoFuK8vTPFLEdFC3JY=
-github.com/arran4/golang-ical v0.3.2/go.mod h1:xblDGxxIUMWwFZk9dlECUlc1iXNV65LJZOTHLVwu8bo=
+github.com/arran4/golang-ical v0.3.5 h1:bbz6ld4dC+MmCKiFfOd6SkmIGnhNMBACZ485ULh7p9A=
+github.com/arran4/golang-ical v0.3.5/go.mod h1:OnguFgjN0Hmx8jzpmWcC+AkHio94ujmLHKoaef7xQh8=
 github.com/bytedance/gopkg v0.1.3 h1:TPBSwH8RsouGCBcMBktLt1AymVo2TVsBVCY4b6TnZ/M=
 github.com/bytedance/gopkg v0.1.3/go.mod h1:576VvJ+eJgyCzdjS+c4+77QF3p7ubbtiKARP3TxducM=
 github.com/bytedance/sonic v1.15.0 h1:/PXeWFaR5ElNcVE84U0dOHjiMHQOwNIx3K4ymzh/uSE=