Fix rsyslog settings "message repeated N times"

[matyaskopp]

this appears in rsyslog logs:

message repeated 2 times: [ 83.167.228.210 - - [12/Mar/2019:01:25:21 +0100]  "GET /services/morphodita/api/generate?data=ezob\xC3\xA1ba&output=json HTTP/1.0" 200 242 "-" "-" 0.002 0.001 .]

TODO: expand it to multiple lines