Fix - correct number of rows per table for tables with multiple parti…

…tions (#468)

Co-authored-by: Jan Declercq <Jan.Declercq@alsic.be>

SqlWatch.Monitor/Project.SqlWatch.Database/dbo/Procedures/usp_sqlwatch_logger_disk_utilisation_table.sql

@@ -51,7 +51,7 @@ select
 	table_name = t.name, 
 	database_name = sdb.name,
 	database_create_date = sdb.create_date,
-	row_count = convert(real,avg(p.rows)),
+	row_count = convert(real,sum(p.rows)),
 	total_pages = convert(real,sum(a.total_pages)),
 	used_pages = convert(real,sum(a.used_pages)),
 	/* only take table compression into account and not index compression.