[8.10] Fix dra-workflow pipeline spacing (#2125) | Add missing agent config to pipeline (#2126)

Author: brianseeders

.buildkite/dra-workflow.yml

@@ -1,6 +1,12 @@
 steps:
   - label: DRA Workflow
-command: .buildkite/dra.sh
-timeout_in_minutes: 60
-env:
-  USE_DRA_CREDENTIALS: true
+    command: .buildkite/dra.sh
+    timeout_in_minutes: 60
+    env:
+      USE_DRA_CREDENTIALS: true
+    agents:
+      provider: gcp
+      image: family/elasticsearch-ubuntu-2004
+      machineType: n2-standard-8
+      diskType: pd-ssd
+      diskSizeGb: 100