Update images for release (dask#295)

- debian -> 10.4
- miniconda -> 4.8.3
- dask and distributed -> 2.21.0
- numpy -> 1.19.1
- pandas -> 1.0.5

Author: jcrist

dask-gateway-server/Dockerfile

@@ -1,4 +1,4 @@
-FROM daskgateway/dask-gateway-base:0.7.0 AS dependencies
+FROM daskgateway/dask-gateway-base:0.7.1 AS dependencies
 LABEL MAINTAINER="Jim Crist-Harif"
 
 # Install dependencies

dask-gateway/Dockerfile

@@ -1,4 +1,4 @@
-FROM daskgateway/dask-gateway-base:0.7.0 as dependencies
+FROM daskgateway/dask-gateway-base:0.7.1 as dependencies
 LABEL MAINTAINER="Jim Crist-Harif"
 
 # Does the following in one layer
@@ -9,9 +9,10 @@ LABEL MAINTAINER="Jim Crist-Harif"
 # - Removes unminified bokeh js
 RUN /opt/conda/bin/conda install -c conda-forge --freeze-installed -y \
         aiohttp=3.6.2 \
-        dask==2.14.0 \
-        numpy==1.18.1 \
-        pandas==1.0.3 \
+        dask==2.21.0 \
+        distributed==2.21.0 \
+        numpy==1.19.1 \
+        pandas==1.0.5 \
     && /opt/conda/bin/conda clean -afy \
     && find /opt/conda/ -follow -type f -name '*.a' -delete \
     && find /opt/conda/ -follow -type f -name '*.js.map' -delete \

resources/helm/images/dask-gateway-base/Dockerfile

@@ -1,8 +1,8 @@
-FROM debian:10.3-slim
+FROM debian:10.4-slim
 LABEL MAINTAINER="Jim Crist-Harif"
 
-ENV CONDA_VERSION py37_4.8.2
-ENV CONDA_SHA256 957d2f0f0701c3d1335e3b39f235d197837ad69a944fa6f5d8ad2c686b69df3b
+ENV CONDA_VERSION py37_4.8.3
+ENV CONDA_SHA256 bb2e3cedd2e78a8bb6872ab3ab5b1266a90f8c7004a22d8dc2ea5effeb6a439a
 
 # We do the following all in one block:
 # - Create user dask