Cleanup: post-cleanup after deprecation cleanup in compiler

Replace `takeIf { !expr }` with `takeUnless { expr }`.
Cleanup redundant parethesis as in `listOf((expr))`.
Replace `listOf(expr)` with `expr.let(::listOf)` where the former caused significant indentation change.

compiler/daemon/daemon-client/src/org/jetbrains/kotlin/daemon/client/KotlinCompilerClient.kt

@@ -61,7 +61,7 @@ object KotlinCompilerClient {
     ): CompileService? {
         val flagFile = System.getProperty(COMPILE_DAEMON_CLIENT_ALIVE_PATH_PROPERTY)
                                ?.let(String::trimQuotes)
-                               ?.takeIf { !it.isBlank() }
+                               ?.takeUnless(String::isBlank)
                                ?.let(::File)
                                ?.takeIf(File::exists)
                                ?: makeAutodeletingFlagFile(baseDir = File(daemonOptions.runFilesPathOrDefault))