Better comment for logPath default value

pkg/log/logging.go

@@ -39,7 +39,8 @@ const logModule = `vikunja`
 // loginstance is the instance of the logger which is used under the hood to log
 var logInstance = logging.MustGetLogger(logModule)
 
-// logpath is the path in which log files will be written. This value should actually never be used
+// logpath is the path in which log files will be written.
+// This value is a mere fallback for other modules that could but shouldn't be used before calling ConfigLogger
 var logPath = "."
 
 // InitLogger initializes the global log handler