Fixed pam_limits module deprecation warning (#107)

Fixes #87
Updated module name.

Co-authored-by: Thomas Widhalm <thomas.widhalm@netways.de>

Author: danopt

roles/elasticsearch/tasks/main.yml

@@ -25,7 +25,7 @@
 
 # the following should be done by the rpm but failed with 7.4
 - name: Set ulimits for Elasticsearch
-  community.general.system.pam_limits:
+  community.general.pam_limits:
     limit_item: nofile
     domain: elasticsearch
     value: 65535