Fix merge import binary file exclusions

This CL simplifies the way binary file exclusions work by dropping the
unnecessary `package_name` and adjusting globs accordingly. Also, add a few
missing exclusions.

Bug: b:381421702, b:382268057
Change-Id: I3714b758c33c7278b6613bde5a9a848c5d425386
Cq-Include-Trybots: luci.chromium.try:android-cronet-arm64-gn2bp-dbg
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6110595
Auto-Submit: Etienne Dechamps <edechamps@google.com>
Reviewed-by: Gabrielle Lau <gabriellelau@google.com>
Commit-Queue: Etienne Dechamps <edechamps@google.com>
Reviewed-by: Mohannad Farrag <aymanm@google.com>
Cr-Commit-Position: refs/heads/main@{#1399156}