chore(php): variable name correction

Author: shashank-reddy-nr

recipes/newrelic/apm/php/debian.yml

@@ -513,7 +513,7 @@ install:
               sed -i "s/newrelic.appname = \"[^\"]*\"/newrelic.appname = \"${APPLICATION_NAME}\"/" $ini_full_name
           
               LICENSE_KEY="{{.NEW_RELIC_LICENSE_KEY}}"
-              sed -i -E "s/newrelic.license = \"(REPLACE_WITH_REAL_KEY|)\"/newrelic.license = \"${NEW_RELIC_LICENSE_KEY}\"/" $ini_full_name
+              sed -i -E "s/newrelic.license = \"(REPLACE_WITH_REAL_KEY|)\"/newrelic.license = \"${LICENSE_KEY}\"/" $ini_full_name
           
               if [ "{{.NEW_RELIC_REGION}}" = "STAGING" ]; then
                 sed -i 's/;newrelic.daemon.collector_host = ""/newrelic.daemon.collector_host = "staging-collector.newrelic.com"/' $ini_full_name