Gitlab standalone: add newline after script tag

Author: shahamran

mdx_math.py

@@ -73,7 +73,7 @@ def run(self, lines):
         for math_block_start, math_block_end in reversed(math_blocks):
             math_lines = lines[math_block_start + 1:math_block_end]
             math_content = '\n'.join(math_lines)
-            html = '<script type="%s; mode=display">\n%s\n</script>'
+            html = '<script type="%s; mode=display">\n%s\n</script>\n'
             html %= (self._content_type, math_content)
             placeholder = self.md.htmlStash.store(html)
             lines[math_block_start:math_block_end + 1] = [placeholder]

test_data/standalone_gitlab.html

@@ -2,6 +2,7 @@
  e^{i \varphi} =
  \cos \varphi + i \sin \varphi
 </script>
+
 <script type="math/tex; mode=display">
  \text{one more math block}
 </script>

test_data/standalone_gitlab_nested.html

@@ -3,5 +3,6 @@
 <script type="math/tex; mode=display">
   e^{i \varphi} =
   \cos \varphi + i \sin \varphi
-</script></li>
+</script>
+</li>
 </ul>