BUG: fix uninitialized variable tm_isdst when reading otb::Time from string...

BUG: fix uninitialized variable tm_isdst when reading otb::Time from string (Daylight Saving Time is disabled)

Modules/Core/Metadata/src/otbMetaDataKey.cxx

@@ -184,6 +184,9 @@ std::istream& operator>>(std::istream& is, Time& val)
   val.frac_sec = sec - (double) val.tm_sec;
   _OTB_ISTREAM_FAIL_IF( val.tm_sec < 0 || val.tm_sec > 60 )
   _OTB_ISTREAM_FAIL_IF( val.frac_sec < 0.0 || val.frac_sec >= 1.0)
+ 
+  // Disable Daylight Saving Time
+  val.tm_isdst = 0;
 
   if (!is.eof())
   {