Fix incorrect logic in KotlinJavaScriptLibraryDetectionUtil

Previously the lambda almost always returned false, because the library
root is never a JS file with metadata, which led to
processFilesRecursively always returning false, which led to every
library being detected as a Kotlin/JS library here

idea/idea-analysis/src/org/jetbrains/kotlin/idea/framework/KotlinJavaScriptLibraryDetectionUtil.kt

@@ -43,7 +43,7 @@ object KotlinJavaScriptLibraryDetectionUtil {
                 return hasMetadata
             }
 
-            if (!VfsUtilCore.processFilesRecursively(root, { isJsFileWithMetadata(root) })) {
+            if (!VfsUtilCore.processFilesRecursively(root) { !isJsFileWithMetadata(it) }) {
                 return true
             }
         }