Update Rust crate icalendar to 0.17.0

Author: renovate[bot]

lambda/Cargo.lock

@@ -8,7 +8,7 @@ anyhow = "1.0.97"
 chrono = { version = "0.4.40", features = ["serde"] }
 chrono-tz = { version = "0.10.3", features = ["filter-by-regex"] }
 http = "1.1.0"
-icalendar = { version = "0.16.13", features = ["parser", "serde"] }
+icalendar = { version = "0.17.0", features = ["parser", "serde"] }
 itertools = "0.14"
 lambda_http = { version = "0.15", default-features = false, features = [
     "apigw_rest",