test: disable xpack plugins on tribe client nodes
test: disable xpack plugins on tribe client nodes

The license test for the tribe node disables xpack features but these settings
are not passed to the tribe client nodes, so they need to manually be added.

Original commit: elastic/x-pack-elasticsearch@7273817c472393ce05ab01d2ef1d39155e531ddf

strapdata/elassandra,robin13/elasticsearch,robin13/elasticsearch,robin13/elasticsearch,uschindler/elasticsearch,robin13/elasticsearch,gfyoung/elasticsearch,vroyer/elassandra,scorpionvicky/elasticsearch,scorpionvicky/elasticsearch,gingerwizard/elasticsearch,coding0011/elasticsearch,gingerwizard/elasticsearch,coding0011/elasticsearch,GlenRSmith/elasticsearch,coding0011/elasticsearch,HonzaKral/elasticsearch,strapdata/elassandra,robin13/elasticsearch,GlenRSmith/elasticsearch,scorpionvicky/elasticsearch,nknize/elasticsearch,nknize/elasticsearch,uschindler/elasticsearch,GlenRSmith/elasticsearch,gingerwizard/elasticsearch,gingerwizard/elasticsearch,strapdata/elassandra,nknize/elasticsearch,coding0011/elasticsearch,uschindler/elasticsearch,gfyoung/elasticsearch,uschindler/elasticsearch,nknize/elasticsearch,scorpionvicky/elasticsearch,gfyoung/elasticsearch,GlenRSmith/elasticsearch,coding0011/elasticsearch,gingerwizard/elasticsearch,strapdata/elassandra,uschindler/elasticsearch,gingerwizard/elasticsearch,scorpionvicky/elasticsearch,gfyoung/elasticsearch,nknize/elasticsearch,strapdata/elassandra,gingerwizard/elasticsearch,gfyoung/elasticsearch,vroyer/elassandra,HonzaKral/elasticsearch,vroyer/elassandra,HonzaKral/elasticsearch,HonzaKral/elasticsearch,GlenRSmith/elasticsearch