Fix SequenceNode.isResultUsed()
Fix SequenceNode.isResultUsed()

Does not need to search, and if parent is not an expression, it is probably a method. So, it needs to return true, because then the result might be used.

Signed-off-by: Stefan Marr <46f1a0bd5592a2f9244ca321b129902a06b53e03@stefan-marr.de>

richard-roberts/SOMns,smarr/SOMns,richard-roberts/SOMns,smarr/SOMns,richard-roberts/SOMns,MetaConc/SOMns,smarr/SOMns,VAISHALI-DHANOA/SOMns,richard-roberts/SOMns,smarr/SOMns,MetaConc/SOMns,richard-roberts/SOMns,smarr/SOMns,richard-roberts/SOMns,VAISHALI-DHANOA/SOMns,smarr/SOMns,VAISHALI-DHANOA/SOMns,smarr/SOMns,richard-roberts/SOMns,MetaConc/SOMns