fix(roles/elasticsearch): update assert statement for cluster routing disk watermark settings

Author: ebuerki-lf

roles/elasticsearch/tasks/main.yml

@@ -125,11 +125,11 @@
         elasticsearch__cluster_routing_allocation_disk_watermark_flood_stage <= 1
       fail_msg: 'elasticsearch__cluster_routing_allocation_disk_watermark_flood_stage must be a number between 0 and 1'
 
-  - name: 'ensure elasticsearch__cluster_routing_allocation_disk_watermark_low < elasticsearch__cluster_routing_allocation_disk_watermark_high < elasticsearch__cluster_routing_allocation_disk_watermark_flood_stage'
+  - name: 'ensure elasticsearch__cluster_routing_allocation_disk_watermark_low <= elasticsearch__cluster_routing_allocation_disk_watermark_high <= elasticsearch__cluster_routing_allocation_disk_watermark_flood_stage'
     ansible.builtin.assert:
       that: >
-        elasticsearch__cluster_routing_allocation_disk_watermark_low < elasticsearch__cluster_routing_allocation_disk_watermark_high and
-        elasticsearch__cluster_routing_allocation_disk_watermark_high < elasticsearch__cluster_routing_allocation_disk_watermark_flood_stage
+        elasticsearch__cluster_routing_allocation_disk_watermark_low <= elasticsearch__cluster_routing_allocation_disk_watermark_high and
+        elasticsearch__cluster_routing_allocation_disk_watermark_high <= elasticsearch__cluster_routing_allocation_disk_watermark_flood_stage
       fail_msg: 'elasticsearch__cluster_routing_allocation_disk_watermark_low must not exceed elasticsearch__cluster_routing_allocation_disk_watermark_high'
 
   - name: 'deploy /etc/elasticsearch/elasticsearch.yml'