Add filebeat modules

salt/filebeat/modules/proofpoint.yml.disabled

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+# Module: proofpoint
+# Docs: https://www.elastic.co/guide/en/beats/filebeat/7.x/filebeat-module-proofpoint.html
+
+- module: proofpoint
+  emailsecurity:
+    enabled: true
+
+    # Set which input to use between udp (default), tcp or file.
+    # var.input: udp
+    # var.syslog_host: localhost
+    # var.syslog_port: 9531
+
+    # Set paths for the log files when file input is used.
+    # var.paths:
+
+    # Toggle output of non-ECS fields (default true).
+    # var.rsa_fields: true
+
+    # Set custom timezone offset.
+    # "local" (default) for system timezone.
+    # "+02:00" for GMT+02:00
+    # var.tz_offset: local