Clean-up the mess I introduced

Author: nkammah

.buildkite/build_pipeline.yml

@@ -41,14 +41,13 @@ steps:
     command: ".buildkite/scripts/compare_commits.sh"
   - wait
   - label: ":white_check_mark: Build docs"
-    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
-  agents:
-    provider: "gcp"
-    image: family/docs-ubuntu-2204
-    machineType: ${BUILD_MACHINE_TYPE}
+    export REBUILD="$(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
+    agents:
+      provider: "gcp"
+      image: family/docs-ubuntu-2204
+      machineType: ${BUILD_MACHINE_TYPE}
   - wait
   - label: "End of concurrency gate"
     command: echo "End of concurrency gate"