docs: improve `PredictTextSentimentAnalysisSample`#7562

averikitsch merged 1 commit intoGoogleCloudPlatform:mainGoogleCloudPlatform/java-docs-samples:mainfrom

wallind:1097-improve-PredictTextSentimentAnalysisSamplewallind/java-docs-samples:1097-improve-PredictTextSentimentAnalysisSampleCopy head branch name to clipboard