enable conversion of private classes and private properties

Author: koperagen

core/generated-sources/src/main/kotlin/org/jetbrains/kotlinx/dataframe/impl/api/toDataFrame.kt

@@ -163,6 +163,7 @@ internal fun convertToDataFrame(
  }
  }
  property.javaField?.isAccessible = true
+ property.isAccessible = true
 
  var nullable = false
  var hasExceptions = false

core/src/main/kotlin/org/jetbrains/kotlinx/dataframe/impl/api/toDataFrame.kt

@@ -163,6 +163,7 @@ internal fun convertToDataFrame(
  }
  }
  property.javaField?.isAccessible = true
+ property.isAccessible = true
 
  var nullable = false
  var hasExceptions = false