Update README.md
corrected TF runtime version typo
@@ -213,7 +213,7 @@ export TRAIN_STEPS=1000
gcloud ml-engine jobs submit training $JOB_NAME \
--stream-logs \
--scale-tier $SCALE_TIER \
- --runtime-version 1.0 \
+ --runtime-version 1.2 \
--job-dir $GCS_JOB_DIR \
--module-name trainer.task \
--package-path trainer/ \
