update our dependency stack

summary:

• python updated to 3.9
• dask no longer held back to 2.3.0-or-earlier
• lmatools/stormdrain/glmtools all pinned to current latest versions

seems to be working, but TODO:

• run regression tests (& especially satpy hang test) with this dependency stack before merging

buildbucket/buildbucket_environment.yaml

@@ -4,13 +4,13 @@ channels:
 dependencies:
   - conda-pack
   - curl
-  - dask<=2.3.0 # this is to avoid dask hangs we saw using 2021.2.0
+  - dask
   - distributed
   - netcdf4
   - pip
   - pyclipper
   - pyproj
-  - python=3.7
+  - python=3.9
   - pyyaml
   - scipy
   - setuptools
@@ -25,7 +25,7 @@ dependencies:
   - shapely
   - pyorbital
   - pip:
-    - git+https://github.com/deeplycloudy/lmatools.git@minvaluegrids
-    - git+https://github.com/deeplycloudy/stormdrain.git
-    - git+https://github.com/deeplycloudy/glmtools.git@master
+    - git+https://github.com/deeplycloudy/lmatools.git@1501be30c32b948a3ecd56adf1dfb2fc57316346
+    - git+https://github.com/deeplycloudy/stormdrain.git@3620621267215bf84b1f5199b4f395b430f309fc
+    - git+https://github.com/deeplycloudy/glmtools.git@33490be8df01622f950733faa77998da43f47b0a
     - git+https://github.com/pytroll/satpy.git@v0.36.0
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