Update dependencies, including ical4android (closes bitfireAT/davx5#625)

app/src/main/kotlin/at/bitfire/davdroid/resource/LocalCalendarStore.kt

@@ -93,7 +93,7 @@ class LocalCalendarStore @Inject constructor(
         info.timezone?.let { tzData ->
             try {
                 val timeZone = DateUtils.parseVTimeZone(tzData)
-                timeZone.timeZoneId?.let { tzId ->
+                timeZone?.timeZoneId?.let { tzId ->
                     values.put(Calendars.CALENDAR_TIME_ZONE, DateUtils.findAndroidTimezoneID(tzId.value))
                 }
             } catch(e: IllegalArgumentException) {

gradle.properties

@@ -16,4 +16,4 @@ android.enableR8.fullMode=false
 # org.gradle.caching=true
 
 # temporary fix for https://github.com/google/ksp/issues/2072
-ksp.incremental=false
+# ksp.incremental=false

gradle/libs.versions.toml

@@ -20,7 +20,7 @@ androidx-test-junit = "1.2.1"
 androidx-work = "2.10.0"
 bitfire-cert4android = "69cc462506"
 bitfire-dav4jvm = "fbd95a5f5a"
-bitfire-ical4android = "aa59e9e5f8"
+bitfire-ical4android = "8481c391e4"
 bitfire-vcard4android = "ae5d609f92"
 compose-accompanist = "0.36.0"
 compose-bom = "2024.11.00"
@@ -32,7 +32,7 @@ hilt = "2.52"
 kotlin = "2.0.21"
 kotlinx-coroutines = "1.9.0"
 # see https://github.com/google/ksp/releases for version numbers
-ksp = "2.0.21-1.0.26"
+ksp = "2.0.21-1.0.28"
 mikepenz-aboutLibraries = "11.2.3"
 nsk90-kstatemachine = "0.31.1"
 mockk = "1.13.13"