fix(ci) Update python-testing

Author: GeekMasher

.github/workflows/python-testing.yml

@@ -20,10 +20,12 @@ jobs:
     steps:
       - name: Set matrix
         id: set-matrix
+        env:
+          VERSIONS: ${{ inputs.versions }}
         run: |
-          versions="${{ inputs.versions }}"
-          echo "Version Input :: $versions"
-          matrix=$(echo "$versions" | tr "," "\n" | awk '{print "\""$1"\""}' | paste -sd "," -)
+          set -e
+          echo "Version Input :: $VERSIONS"
+          matrix=$(echo "$VERSIONS" | tr "," "\n" | awk '{print "\""$1"\""}' | paste -sd "," -)
           echo "matrix :: [$matrix]"
           echo "matrix=[$matrix]" >> "$GITHUB_OUTPUT"