Bump tensorflow from 1.8.0 to 1.15.0 in /hands-on-ml-with-sklearn-and-tf/handson-ml-master#2

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dependabot/pip/hands-on-ml-with-sklearn-and-tf/handson-ml-master/tensorflow-1.15.0heucoder/ML-DL_book:dependabot/pip/hands-on-ml-with-sklearn-and-tf/handson-ml-master/tensorflow-1.15.0Copy head branch name to clipboard