BUG: ensight writer using incorrect first mesh time (fixes #1273)

- used fallback of 0 instead of the results time.
  This discrepancy caused the case file to have two timesets that
  only differed by the first (incorrect) entry.

src/sampling/sampledSurface/writers/ensight/ensightSurfaceWriterImpl.C

@@ -193,7 +193,7 @@ Foam::fileName Foam::ensightSurfaceWriter::writeCollated
     scalar timeValue = 0.0;
     readScalar(timeDir, timeValue);
 
-    scalar meshValue = 0;
+    scalar meshValue = timeValue;
 
     if (!isDir(baseDir))
     {