transfer_size are estimated data transfer sizes (#488)

* Update bin/ghe-host-check

Author: tonytrg

bin/ghe-host-check

@@ -184,15 +184,17 @@ SKIP_MSG
   echo "   - Recommended Disk requirement is $recommended_disk_req MB" 1>&2
   echo "" 1>&2
 
-  printf '### Data Transfer Sizes 
+  printf '### Estimated Data Transfer Sizes
+
  - repositories: %d MB
  - pages: %d MB
  - elasticsearch: %d MB
  - storage: %d MB
  - minio: %d MB
  - mysql: %d MB
  - actions: %d MB
- - mssql: %d MB\n' \
+ - mssql: %d MB
+\n' \
   "$repos_disk_size" "$pages_disk_size" "$es_disk_size" "$stor_disk_size" "$minio_disk_size" "$mysql_disk_size" "$actions_disk_size" "$mssql_disk_size" 1>&2
 
   if [[ $((available_space / (1024 * 1024))) -lt $min_disk_req ]]; then