Fix time format for fluentd

Fix time format in td-agent config file.

Related-bug: PROD-36719
Change-Id: I1bdf042be476b6e773245f17524165b37e99cd4f
diff --git a/aodh/meta/fluentd.yml b/aodh/meta/fluentd.yml
index 2f77b72..763d4b8 100644
--- a/aodh/meta/fluentd.yml
+++ b/aodh/meta/fluentd.yml
@@ -27,7 +27,7 @@
             parser:
               type: regexp
               time_key: Timestamp
-              time_format: '%d/%b/%Y:%H:%M:%S %z'
+              time_format: '%d/%b/%Y %H:%M:%S.%N %z'
               keep_time_key: false
               # Apache format: https://regex101.com/r/WeCT7s/5
               format: '/(?<hostname>[\w\.\-]+)\:(?<port>\d+)\s(?<http_client_ip_address>[\d\.]+)\s\-\s\-\s\[(?<Timestamp>.*)\]\s(?<Payload>\"(?<http_method>[A-Z]+)\s(?<http_url>\S+)\s(?<http_version>[.\/\dHTFSP]+)\"\s(?<http_status>\d{3})\s(?<http_response_time>\d+)\s(?<http_response_size>\d+)\s\"(?<http_referer>.*)\"\s\"(?<user_agent>.*)\")/'