Fix false-positive on NestedScopeFunctions (#5274)

* Don't hide the fact that there are not available descriptors

* Make function return the correct value

* Fix boolean logic

detekt-rules-complexity/src/main/kotlin/io/gitlab/arturbosch/detekt/rules/complexity/NestedScopeFunctions.kt

@@ -120,16 +120,15 @@ class NestedScopeFunctions(config: Config = Config.empty) : Rule(config) {
         }
 
         private fun KtCallExpression.isScopeFunction(): Boolean {
-            val descriptors = resolveDescriptors()
-            return !descriptors.any { it.matchesScopeFunction() }
+            val descriptors = resolveDescriptors() ?: return false
+            return descriptors.any { it.matchesScopeFunction() }
         }
 
-        private fun KtCallExpression.resolveDescriptors(): List<CallableDescriptor> =
+        private fun KtCallExpression.resolveDescriptors(): List<CallableDescriptor>? =
             getResolvedCall(bindingContext)?.resultingDescriptor
                 ?.let { listOf(it) + it.overriddenDescriptors }
-                .orEmpty()
 
         private fun CallableDescriptor.matchesScopeFunction(): Boolean =
-            !functions.any { it.match(this) }
+            functions.any { it.match(this) }
     }
 }