Updated TAs

Author: ljstella

configs/attack_range_default.yml

@@ -166,7 +166,7 @@ splunk_server:
     - splunk-add-on-for-unix-and-linux_1000.tgz
     - splunk-app-for-stream_815.tgz
     - splunk-common-information-model-(cim)_603.tgz
-    - splunk-es-content-update_520.tgz
+    - splunk-es-content-update_530.tgz
     - splunk-machine-learning-toolkit_550.tgz
     - splunk-sankey-diagram---custom-visualization_160.tgz
     - splunk-security-essentials_381.tgz