* Update spelling/grammar in entrypoint.sh

* Update spelling/grammar in status messages in `entrypoint.sh`

package/sbin/entrypoint.sh

@@ -72,9 +72,9 @@ then
   index=$(cat /opt/syslog-ng/etc/conf.d/local/context/splunk_index.csv | grep ',index,' | grep sc4s_events | cut -d, -f 3)
   if ! curl -k "${HEC}?/index=${index}" -H "Authorization: Splunk ${SPLUNK_HEC_TOKEN}" -d '{"event": "HEC TEST EVENT", "sourcetype": "SC4S:PROBE"}'
   then
-    echo SC4S_ENV_CHECK_HEC: Splunk unreachable startup will continue to prevent data loss if this is a transient failure
+    echo "SC4S_ENV_CHECK_HEC: Splunk HEC endpoint is unreachable; startup will continue to prevent data loss if this is a transient failure"
   else
-    echo SC4S_ENV_CHECK_INDEX: Splunk connection succesfull checking indexes
+    echo "SC4S_ENV_CHECK_INDEX: Splunk HEC connection successfull; checking indexes"
     cat /opt/syslog-ng/etc/conf.d/local/context/splunk_index.csv  | grep -v sc4s_metrics | grep ',index,' | cut -d, -f 3 | sort -u | while read index ; do export index; echo -e "\nSC4S_ENV_CHECK_INDEX: Checking $index" $(curl -s -S -k "${HEC}?index=${index}" -H "Authorization: Splunk ${SPLUNK_HEC_TOKEN}" -d '{"event": "HEC TEST EVENT", "sourcetype": "SC4S:PROBE"}') ; done
   fi
 fi