title: Wrong or missing inputCols annotators in SparkNLP
body: <p>I am using the SentimentDetector annotator on dataframe df which has a column text but I keep getting the following error</p>
  
  <p>java.lang.IllegalArgumentException: requirement failed: Wrong or missing inputCols annotators in SentimentDetectorModel_c51007285c65</p>
  
  <pre><code>sentiment_detector =  SentimentDetectorModel().setInputCols(["text"]).setOutputCol("sentiment")
  sentiment_detector.transform(df)
  
  +----------------+---+-------------------+--------------------+--------------------+
  id|len|       date|            id2|                text|
  +----------------+---+-------------------+--------------------+--------------------+
  |  20151|  8|2015-12-01 05:01:00|     08600|Adding Jobs ...|
  |  20151|  9|2015-12-01 05:01:01|G1085,|Go Scripts S...|
  +----------------+---+-------------------+--------------------+--------------------+
  </code></pre>