[Backport maintenance/4.0.x] Suppress SyntaxWarnings for Python 3.14 when parsing modules (#2854)

Suppress SyntaxWarnings for Python 3.14 when parsing modules (#2853)

(cherry picked from commit 8c4da6a361dea8d8a659e776af41d8b90c30a4a8)

Co-authored-by: Marc Mueller <30130371+cdce8p@users.noreply.github.com>
2 files changed