Increased the max attempt tries when the solr version conflict errors happen.

Author: taojing2002

lib/metacat.properties

@@ -716,7 +716,7 @@ index.resourcemap.waitingComponent.max.attempts=25
 #The time (millisecond) that indexer will wait to grab a newer version of solr doc when a version conflict happened 
 index.solr.versionConflict.waiting.time=1000
 #The number of the attempts that indexer tries to grab a newer version of solr doc when a version conflict happened 
-index.solr.versionConflict.max.attempts=50
+index.solr.versionConflict.max.attempts=25000
 #You may specify the exact number of threads the indexer will use. 
 #If you keep it blank, Metacat will use the default one - the system processors number minus one. If calculation result is 0, 1 will be used as the default value.
 #If the one you specify exceeds the default number or is less than 1, the default one will be used as well.