cleanup old-style multiline parsers

conf/parsers_extra.conf

@@ -139,27 +139,6 @@
     Time_Keep    On
 # We cannot parse the time as different formats directly, it could be done downstream and/or left as current time
 
-[PARSER]
-    Name         couchbase_erlang_multiline
-    Format       regex
-    # For some reason this cannot parse an ending close bracket ] followed by a new line immediately
-    #Regex        \[(?<logger>\w+):(?<level>\w+),(?<timestamp>\d+-\d+-\d+T\d+:\d+:\d+.\d+Z),.*\](?<message>.*)$
-    Regex        \[(?<logger>\w+):(?<level>\w+),(?<timestamp>\d+-\d+-\d+T\d+:\d+:\d+.\d+Z),(?<message>.*)$
-    Time_Key     timestamp
-    Time_Format  %Y-%m-%dT%H:%M:%S.%L   
-    Time_Keep    On
-
-# 2021-03-09T17:32:25.339+00:00 INFO CBAS.bootstrap.AnalyticsNCApplication [main] ...
-# https://rubular.com/r/9jh1oKtXBN5GEV
-# Can include an exception stack trace or a thread dump as well but ignoring these for now
-[PARSER]
-    Name         couchbase_java_multiline
-    Format       regex
-    Regex        ^(?<timestamp>\d+-\d+-\d+T\d+:\d+:\d+\.\d+(\+|-)\d+:\d+)\s+(?<level>\w+)\s+(?<class>.*)\s+\[(?<thread>.*)\]\s+(?<message>.*)$
-    Time_Key     timestamp
-    Time_Format  %Y-%m-%dT%H:%M:%S.%L%z
-    Time_Keep    On
-
 # A slight modification of the usual Apache/Apache2 parsers
 [PARSER]
     Name         couchbase_http