Add a newline at the end of the file when exporting pretty XML

We've always had newlines but lost them when switching to ElementTree.indent()

sparv/modules/xml_export/pretty.py

@@ -118,7 +118,7 @@ def pretty(source_file: SourceFilename = SourceFilename(),
 
     # Write XML to file
     with open(out, mode="w", encoding="utf-8") as outfile:
-        outfile.write(xmlstr)
+        print(xmlstr, file=outfile)  # Use print() to get a newline at the end of the file
     logger.info("Exported: %s", out)
 
 

sparv/modules/xml_export/scrambled.py

@@ -91,7 +91,7 @@ def scrambled(source_file: SourceFilename = SourceFilename(),
 
     # Write XML to file
     with open(out, mode="w", encoding="utf-8") as outfile:
-        outfile.write(xmlstr)
+        print(xmlstr, file=outfile)  # Use print() to get a newline at the end of the file
     logger.info("Exported: %s", out)