Disable default inhibit rules

Change-Id: Idbd88c2c08fc1d01a3c516581d0ea8648201e5c1
Prod-related: PROD-19596
diff --git a/metadata/service/alertmanager/container.yml b/metadata/service/alertmanager/container.yml
index e69e37c..f5a0bff 100644
--- a/metadata/service/alertmanager/container.yml
+++ b/metadata/service/alertmanager/container.yml
@@ -21,21 +21,21 @@
           receiver: default
         inhibit_rule:
           InhibitCriticalWhenDown:
-            enabled: true
+            enabled: false
             source_match:
               severity: 'down'
             target_match:
               severity: 'critical'
             equal: ['region', 'service']
           InhibitWarningWhenDown:
-            enabled: true
+            enabled: false
             source_match:
               severity: 'down'
             target_match:
               severity: 'warning'
             equal: ['region', 'service']
           InhibitWarningWhenCritical:
-            enabled: true
+            enabled: false
             source_match:
               severity: 'critical'
             target_match: