remove unnecessary blank lines

Author: jasmylon

curves/scripts/linkify_changelog.py

@@ -28,4 +28,4 @@
 for line in fileinput.input(inplace=True):
     line = re.sub(r"\- #([0-9]*)", r"- [\\#\1](https://github.com/arkworks-rs/" + repo_name + r"/pull/\1)", line.rstrip())
     # edits the current file
-    print(line)
+    print(line)