gyp: remove semicolons (Python != JavaScript)

PR-URL: https://github.com/nodejs/node/pull/29228


Reviewed-By: Christian Clauss <cclauss@me.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Rod Vagg <rod@vagg.org>
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>