Fix Gradle project import in IDEA 2021.2

The problem was in an invalid resources directory path with a trailing space.

Author: ilya-g

core/build.gradle.kts

@@ -98,7 +98,7 @@ kotlin {
         val suffix = name.substring(suffixIndex).toLowerCase(Locale.ROOT).takeIf { it != "main" }
 //        println("SOURCE_SET: $name")
         kotlin.srcDir("$targetName/${suffix ?: "src"}")
-        resources.srcDir("$targetName/${suffix?.let { it + "Resources "} ?: "resources"}")
+        resources.srcDir("$targetName/${suffix?.let { it + "Resources" } ?: "resources"}")
         languageSettings.apply {
             //            progressiveMode = true
             useExperimentalAnnotation("kotlin.Experimental")

serialization/build.gradle.kts

@@ -58,7 +58,7 @@ kotlin {
         val targetName = name.substring(0, suffixIndex)
         val suffix = name.substring(suffixIndex).toLowerCase(Locale.ROOT).takeIf { it != "main" }
         kotlin.srcDir("$targetName/${suffix ?: "src"}")
-        resources.srcDir("$targetName/${suffix?.let { it + "Resources "} ?: "resources"}")
+        resources.srcDir("$targetName/${suffix?.let { it + "Resources" } ?: "resources"}")
         languageSettings.apply {
             useExperimentalAnnotation("kotlin.Experimental")
         }