[Commonizer] DependencyLibrariesOptionType: Make option optional (default: empty)

native/commonizer/src/org/jetbrains/kotlin/descriptors/commonizer/cli/DependencyLibrariesOptionType.kt

@@ -6,7 +6,7 @@
 package org.jetbrains.kotlin.descriptors.commonizer.cli
 
 internal object DependencyLibrariesOptionType : LibrariesSetOptionType(
-    mandatory = true,
+    mandatory = false,
     alias = "dependency-libraries",
     description = "';' separated list of klib file paths that can be used as dependency"
 )

native/commonizer/src/org/jetbrains/kotlin/descriptors/commonizer/cli/nativeTasks.kt

@@ -47,7 +47,7 @@ internal class NativeKlibCommonize(options: Collection<Option<*>>) : Task(option
         val distribution = KonanDistribution(getMandatory<File, NativeDistributionOptionType>())
         val destination = getMandatory<File, OutputOptionType>()
         val targetLibraries = getMandatory<List<File>, InputLibrariesOptionType>()
-        val dependencyLibraries = getMandatory<List<File>, DependencyLibrariesOptionType>()
+        val dependencyLibraries = getOptional<List<File>, DependencyLibrariesOptionType>().orEmpty()
         val outputCommonizerTarget = getMandatory<SharedCommonizerTarget, OutputCommonizerTargetOptionType>()
         val statsType = getOptional<StatsType, StatsTypeOptionType> { it == "log-stats" } ?: StatsType.NONE