go back but fix variable name

Author: h-vetinari

.github/workflows/migrator_uniqueness.yml

@@ -43,13 +43,9 @@ jobs:
             echo "Checking for existing uses of migrator $migrator in conda-forge..."
 
             # Search in GH-org with exact path where migrators end up
-            query=$(printf "org:conda-forge path:.ci_support/migrations/$filename" | jq -sRr @uri)
-            response=$(curl -s -H "Accept: application/vnd.github+json" \
-                             -H "Authorization: token $GH_TOKEN" \
-                             "https://api.github.com/search/code?q=$query&per_page=10")
-            echo "Sent $query"
-            echo "Got $response"
-            num_hits=$(echo "$response" | jq '[.items[] | select(.repository.archived == false)] | length')
+            num_hits=$(gh search code "org:conda-forge path:.ci_support/migrations/ filename:$migrator") \
+              --json repository \
+              --jq 'map(select(.repository.isArchived == false)) | length')
 
             if [ "$num_hits" -gt 0 ]; then
               echo "Found $num_hits existing occurrences of migrator $migrator in conda-forge"