Upgrade base image to m82 (#1093)

http://b/204442455

Author: rosbo

Dockerfile.tmpl

@@ -450,6 +450,8 @@ RUN pip install flashtext && \
     pip install cesium && \
     pip install rgf_python && \
     pip install tsfresh && \
+    # b/204442455 unpin once tsfresh is compatible with latest version of statsmodels.
+    pip install statsmodels==0.12.2 && \
     pip install pykalman && \
     pip install optuna && \
     pip install plotly_express && \

config.txt

@@ -1,5 +1,5 @@
 BASE_IMAGE_REPO=gcr.io/deeplearning-platform-release
-BASE_IMAGE_TAG=m80
+BASE_IMAGE_TAG=m82
 CPU_BASE_IMAGE_NAME=tf2-cpu.2-6
 GPU_BASE_IMAGE_NAME=tf2-gpu.2-6
 LIGHTGBM_VERSION=3.2.1