remove env var for version

Author: umbynos

.github/workflows/generate-index.yml

@@ -42,13 +42,9 @@ jobs:
         run: |
           arduino-cli core update-index -v
           arduino-cli version
-          arduino-cli core install arduino:samd@${{ env.SAMD_V }} -v
-          arduino-cli core install arduino:megaavr@${{ env.MEGAAVR_V }} -v
-          arduino-cli core install arduino:mebd_nano@${{ env.MBED_NANO_V }} -v
-        env:
-          SAMD_V: "1.18.11"
-          MEGAAVR_V: "1.8.7"
-          MBED_NANO_V: "2.2.0"
+          arduino-cli core install arduino:samd@1.18.11 -v
+          arduino-cli core install arduino:megaavr@1.8.7 -v
+          arduino-cli core install arduino:mebd_nano@$2.2.0 -v
 
       - name: Install dependencies
         run: task poetry:install-deps