deps: remove *.pyc files from deps/npm

These seem to have accidentally slipped into the npm source tarball and
cause problems when contributors update their git checkout of node.

PR-URL: nodejs#32387
Refs: nodejs#32368
Refs: npm/cli#1037
Reviewed-By: Beth Griggs <Bethany.Griggs@uk.ibm.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>

Author: bnoordhuis