Use scaffold-stellar branch with greater time out

Author: elizabethengelman

.github/workflows/build.yml

@@ -36,7 +36,7 @@ jobs:
         run: |
           if ! command -v stellar-scaffold &> /dev/null; then
             echo "stellar-scaffold not found, installing..."
-            cargo install --git https://github.com/theahaco/scaffold-stellar stellar-scaffold-cli --rev 89d9ce83e95dd0cd1675e54f330e64f19440d05d
+            cargo install --git https://github.com/theahaco/scaffold-stellar stellar-scaffold-cli --rev cde0d2588492a4cc37c6c90b2570c07e8032b4b6 --locked
           else
             echo "stellar-scaffold already installed. Clear cache to force reinstall."
           fi