Quote head_rev in conda recipes (#892)

This quotes `head_rev` to ensure that commits with leading zeros in the git SHA include those zeros in the output package name.

xref: rapidsai/build-planning#176

Authors:
  - Bradley Dice (https://github.com/bdice)

Approvers:
  - James Lamb (https://github.com/jameslamb)

URL: #892

Author: bdice

conda/recipes/cuvs-bench-cpu/recipe.yaml

@@ -6,7 +6,7 @@ context:
   date_string: '${{ env.get("RAPIDS_DATE_STRING") }}'
   py_version: ${{ env.get("RAPIDS_PY_VERSION") }}
   py_buildstring: ${{ py_version | version_to_buildstring }}
-  head_rev: ${{ git.head_rev(".")[:8] }}
+  head_rev: '${{ git.head_rev(".")[:8] }}'
   linux64: ${{ linux and x86_64 }}
 
 package:

conda/recipes/cuvs-bench/recipe.yaml

@@ -9,7 +9,7 @@ context:
   date_string: '${{ env.get("RAPIDS_DATE_STRING") }}'
   py_version: ${{ env.get("RAPIDS_PY_VERSION") }}
   py_buildstring: ${{ py_version | version_to_buildstring }}
-  head_rev: ${{ git.head_rev(".")[:8] }}
+  head_rev: '${{ git.head_rev(".")[:8] }}'
   linux64: ${{ linux and x86_64 }}
 
 package:

conda/recipes/cuvs/recipe.yaml

@@ -9,7 +9,7 @@ context:
   date_string: '${{ env.get("RAPIDS_DATE_STRING") }}'
   py_version: ${{ env.get("RAPIDS_PY_VERSION") }}
   py_buildstring: ${{ py_version | version_to_buildstring }}
-  head_rev: ${{ git.head_rev(".")[:8] }}
+  head_rev: '${{ git.head_rev(".")[:8] }}'
 
 package:
   name: cuvs

conda/recipes/libcuvs/recipe.yaml

@@ -7,7 +7,7 @@ context:
   cuda_version: ${{ (env.get("RAPIDS_CUDA_VERSION") | split("."))[:2] | join(".") }}
   cuda_major: '${{ (env.get("RAPIDS_CUDA_VERSION") | split("."))[0] }}'
   date_string: '${{ env.get("RAPIDS_DATE_STRING") }}'
-  head_rev: ${{ git.head_rev(".")[:8] }}
+  head_rev: '${{ git.head_rev(".")[:8] }}'
   linux64: ${{ linux and x86_64 }}
 
 recipe: