Revert "Remove custom bench env yaml"

This reverts commit 518ff1a.

Author: dcherian

.github/workflows/benchmarks.yml

@@ -24,12 +24,11 @@ jobs:
       - name: Set up conda environment
         uses: mamba-org/setup-micromamba@v1
         with:
+          environment-file: ci/benchmark.yml
+          environment-name: flox-tests
           init-shell: bash
           cache-environment: true
-          create-args: >-
-            python=3.10
-            asv
-            mamba
+
       - name: Run benchmarks
         shell: bash -l {0}
         id: benchmark

ci/benchmark.yml

@@ -0,0 +1,16 @@
+name: flox-bench
+channels:
+  - conda-forge
+dependencies:
+  - asv
+  - cachey
+  - dask-core
+  - numpy>=1.20
+  - mamba
+  - pip
+  - python=3.10
+  - xarray
+  - numpy_groupies>=0.9.19
+  - wheel
+  - pip:
+    - numbagg>=0.3