MON-476 fmt and add one no data per set as best practice in ci

scripts/90_best_practices.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+set -xueo pipefail
+
+source "$(dirname $0)/utils.sh"
+goto_root
+
+# loop over every monitors set
+for path in $(find "$(get_scope $1)" -path ./incubator -prune -o -name 'monitors-*.tf' -print | sort -fdbi); do
+    # check if there is more than 1 notify_no_data parameter set to true per set of monitors
+    if [[ $(grep -c notify_no_data.*true $path) -gt 1 ]]; then 
+        echo "More than one notify_no_data set to true on $path"
+        exit 1
+    fi
+done