Always use original weights when handling --parse-conditionals-from-now

[SiarheiFedartsou]

Issue

closes https://github.com/Project-OSRM/osrm-backend/issues/6117

Tasklist

• [ ] CHANGELOG.md entry (How to write a changelog entry)
• [ ] update relevant Wiki pages
• [ ] add tests (see testing documentation)
• [ ] review
• [ ] adjust for comments
• [ ] cherry pick to release branch

Requirements / Relations

Link any requirements here. Other pull requests this PR is based on?