ci/cd: IS_BLUE_ENV 경로 수정

Author: Curry4182

.github/workflows/CICD.yml

@@ -16,7 +16,7 @@ jobs:
   set-variable:
     runs-on: [self-hosted, loadbalancer-server]
     outputs:
-      is_blue_env: ${{ steps.setup-environment.outputs.is_blue_env }}
+      is_blue_env: ${{ steps.set-variable.outputs.is_blue_env }}
     steps:
       - name: Checkout code
         uses: actions/checkout@v2
@@ -30,7 +30,7 @@ jobs:
 
       - name: Print if Environment is Blue
         run: |
-          if [[ "${{ steps.setup-environment.outputs.is_blue_env }}" == "true" ]]; then
+          if [[ "${{ steps.set-variable.outputs.is_blue_env }}" == "true" ]]; then
             echo "Environment is BLUE"
           else
             echo "Environment is NOT BLUE"