Make file count validation to not do remote path checks

[andrewnester]

Changes

Make file count validation to not do remote path checks

Why

files_to_validate check which is run on bundle validate and only used to count local files to be uploaded did a remote calls to check that remote paths are there even though it should not

Discovered in #6084 where the remote path is not known and existent until the deploy

Tests

Covered by existing acceptance tests

[github-actions]

Approval status: pending

/bundle/ - needs approval

Files: bundle/deploy/files/sync.go
Suggested: @pietern
Also eligible: @denik, @anton-107, @janniklasrose, @lennartkats-db, @shreyas-goenka

/libs/sync/ - needs approval

Files: libs/sync/sync.go
Suggested: @simonfaltum
Also eligible: @renaudhartert-db, @hectorcast-db, @parthban-db, @tanmay-db, @Divyansh-db, @tejaskochar-db, @mihaimitrea-db, @chrisst, @rauchy

_{Any maintainer (@anton-107, @denik, @pietern, @shreyas-goenka, @simonfaltum, @renaudhartert-db, @janniklasrose, @lennartkats-db, @rugpanov, @rclarey) can approve all areas.
See OWNERS for ownership rules.}