Bugfix execution of bash script

Author: bbimber

SequenceAnalysis/src/org/labkey/sequenceanalysis/run/analysis/MergeLoFreqVcfHandler.java

@@ -720,7 +720,8 @@ private void sortTsvFile(JobContext ctx, File input) throws PipelineJobException
             }
 
             SimpleScriptWrapper wrapper = new SimpleScriptWrapper(ctx.getLogger());
-            wrapper.execute(Arrays.asList("/bin/bash", "script.sh"));
+            wrapper.setWorkingDir(script.getParentFile());
+            wrapper.execute(Arrays.asList("/bin/bash", script.getPath()));
 
             input.delete();
             script.delete();