Update doc/15-troubleshooting.md

Co-authored-by: alvar <[email protected]>

doc/15-troubleshooting.md

@@ -179,7 +179,7 @@ C:\ProgramData\icinga2\var\log\icinga2> Get-Content .\debug.log -tail 10 -wait
 ### Enable/Disable Debug Output on the fly <a id="troubleshooting-enable-disable-debug-output-api"></a>
 
 The `debuglog` feature can also be created and deleted at runtime without having to restart Icinga 2.
-Technically, this is possible because this feature is a  [FileLogger](09-object-types.md#objecttype-filelogger)
+Technically, this is possible because this feature is a [FileLogger](09-object-types.md#objecttype-filelogger)
 that can be managed through the [API](12-icinga2-api.md#icinga2-api-config-objects).
 
 This is a good alternative to `icinga2 feature enable debuglog` as object