coll/src-orig-index: Fix compile error in collection

Since the conversion to the "perl-coll" interface, the script has not
compiled.

Signed-off-by: Niels Thykier <niels@thykier.net>
L::CollScript: Eagerly load perl-coll collections

Besides a minor performance enhancement when checking a lot of
packages, it also ensures that all collections have no syntax errors.

Signed-off-by: Niels Thykier <niels@thykier.net>