GIMP integration - remove spurious blank lines

Author: Phemisters

content/special-topics/program-invocation/gimp-integration.md

@@ -35,5 +35,3 @@ Only one of the commands should be present on the command line.
 
 * The full path of the exported file on the first line.
 * The width and height of the original file as space-separated integers on the second line. These dimensions are informational and may not be accurate. For RAW files these are the sensor size.
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