fix HTML minifier diagnostic error hello world in Greek

[dockfries]

• fix HTML minifier diagnostic error hello world in Greek, see pawn-lang.pdf -> page 143 or 139.
• remove pt-BR control char DC2 and format file @itsneufox, see line 623.

[WARNING] Docusaurus static site generation process emitted warnings for 1 paths
This is non-critical and can be disabled with DOCUSAURUS_IGNORE_SSG_WARNINGS=true
Troubleshooting guide: https://github.com/facebook/docusaurus/discussions/10580

- "/docs/scripting/language/reference/Assorted-tips":
  - [HTML minifier diagnostic - error] Control character in input stream - {"primary_spans":[{"end":52075,"start":52073}],"span_labels":[]}
...