Update free-disk-space.sh

Author: ChrisDenton

src/ci/scripts/free-disk-space.sh

@@ -3,14 +3,14 @@ set -euo pipefail
 
 log=/tmp/free-disk-space.log
 
-if [[ "$1" == "start"]]; then
+if [[ "$1" == "start" ]]; then
     # Run scripts in the background.
     if [[ "${RUNNER_OS:-}" == "Windows" ]]; then
         pwsh free-disk-space-windows.ps1 &> $log &
     else
         free-disk-space-linux.sh &> $log &
     fi
-elif [[ "$1" == "report"]]; then
+elif [[ "$1" == "report" ]]; then
     exit_code=wait
     cat $log
     exit $exit_code