Fix yaml

Author: nkammah

.buildkite/build_pipeline.yml

@@ -41,8 +41,7 @@ steps:
     command: ".buildkite/scripts/compare_commits.sh"
   - wait
   - label: ":white_check_mark: Build docs"
-  command: |
-    sleep 3600
+    command: sleep 3600
     #export REBUILD="$(buildkite-agent meta-data get REBUILD --default '' --log-level fatal)"
     #export BROKEN_LINKS="$(buildkite-agent meta-data get BROKEN_LINKS --default '' --log-level fatal)"
     #bash .buildkite/scripts/build.sh