use right variable for ec2 host

Author: Deepthi-Chand

.github/workflows/deploy-Dataspace-dev.yml

@@ -56,7 +56,7 @@ jobs:
       - name: Send .next2 to EC2
         uses: appleboy/scp-action@v0.1.7
         with:
-          host: ${{ secrets.EC2_HOST }}
+          host: ${{ vars.EC2_HOST }}
           username: ${{ secrets.EC2_USERNAME }}
           key: ${{ secrets.EC2_PRIVATE_KEY }}
           source: .next2
@@ -65,7 +65,7 @@ jobs:
       - name: Send public2 to EC2
         uses: appleboy/scp-action@v0.1.7
         with:
-          host: ${{ secrets.EC2_HOST }}
+          host: ${{ vars.EC2_HOST }}
           username: ${{ secrets.EC2_USERNAME }}
           key: ${{ secrets.EC2_PRIVATE_KEY }}
           source: public2