BUFR: fix edition 2 year

Author: istvans-mn

ingest/src/ingest/bufr/Sections.cpp

@@ -150,10 +150,9 @@ bool Section1::fromBuffer(uint8_t *buf, int size, uint8_t edition) {
     year = buffer[15 + eshift];
     eshift--;
   }
-
   if (year < 100)
     year += 100;
-  else
+  if (year > 1900)
     year -= 1900;
 
   memset(&bufr_time, 0, sizeof(struct tm));