fix(parser): remux direct from disc incorrectly detected as web-dl

[Starosdev]

Bug Report

Upstream: Radarr#11374

Environment

• Affected: Production
• Component: Backend / Parser

---

Description

Remux releases sourced directly from disc are incorrectly parsed as WEB-DL quality. This causes wrong quality matching and custom format application.

---

Acceptance Criteria

• Disc remux releases are parsed with correct quality source
• WEB-DL detection is not affected
• Parser tests cover this case