AMBARI-16951. Upgrade Log Search SOLR version to 5.5.1 (oleewere)

ambari-logsearch/pom.xml

@@ -41,7 +41,7 @@
     <deb.python.ver>python (&gt;= 2.6)</deb.python.ver>
     <deb.architecture>amd64</deb.architecture>
     <deb.dependency.list>${deb.python.ver}</deb.dependency.list>
-    <solr.version>5.5.0</solr.version>
+    <solr.version>5.5.1</solr.version>
   </properties>
   <build>
     <plugins>