fix: dev: cleanup annotation warnings in conda workflow

Signed-off-by: Stephen L Arnold <sarnold@vctlabs.com>

Author: sarnold

.github/workflows/conda-dev.yml

@@ -54,6 +54,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
         channels: conda-forge
         channel-priority: strict
+        conda-remove-defaults: true
         use-only-tar-bz2: true
 
     - name: Configure condadev environment