build: Refactor dependencies updating

backend.native/build.gradle

@@ -237,5 +237,3 @@ protobuf {
         artifact = "com.google.protobuf:protoc:${protobufVersion}"
     }
 }
-
-

backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/Distribution.kt

@@ -55,7 +55,7 @@ class Distribution(val targetManager: TargetManager,
     } else {
         KonanProperties(host, properties, dependenciesDir)
     }
-    val dependencies = targetProperties.hostTargetList("dependencies")
+    val dependencies = targetProperties.dependencies
 
     val llvmHome = hostProperties.absoluteLlvmHome
     val hostSysRoot = hostProperties.absoluteTargetSysRoot