[skip ci] update gemspec summary

Author: jsvd

CHANGELOG.md

@@ -1,3 +1,6 @@
+## 9.0.1
+  - Update gemspec summary
+
 ### 9.0.0
   - Change default document type to 'doc' from 'logs' to align with beats and reflect the generic nature of logstash.
   - Deprecate 'document_type' option

logstash-output-elasticsearch.gemspec

@@ -1,8 +1,8 @@
 Gem::Specification.new do |s|
   s.name            = 'logstash-output-elasticsearch'
-  s.version         = '9.0.0'
+  s.version         = '9.0.1'
   s.licenses        = ['apache-2.0']
-  s.summary         = "Logstash Output to Elasticsearch"
+  s.summary         = "Stores logs in Elasticsearch"
   s.description     = "This gem is a Logstash plugin required to be installed on top of the Logstash core pipeline using $LS_HOME/bin/logstash-plugin install gemname. This gem is not a stand-alone program"
   s.authors         = ["Elastic"]
   s.email           = '[email protected]'