[K/N] Fix test split_compilation_pipeline

^KT-59245

kotlin-native/backend.native/cli.bc/src/org/jetbrains/kotlin/cli/bc/K2Native.kt

@@ -67,7 +67,8 @@ class K2Native : CLICompiler<K2NativeCompilerArguments>() {
             messageCollector.report(ERROR, "You have not specified any compilation arguments. No output has been produced.")
         }
         if (configuration.get(KonanConfigKeys.PRODUCE) != CompilerOutputKind.LIBRARY &&
-                configuration.kotlinSourceRoots.isNotEmpty()) {
+                configuration.kotlinSourceRoots.isNotEmpty() &&
+                arguments.compileFromBitcode == null) {
             // K2/Native backend cannot produce binary directly from FIR frontend output, since descriptors, deserialized from KLib, are needed
             // So, such compilation is split to two stages:
             // - source files are compiled to intermediate KLib by FIR frontend