Remove outdated archivers/libunrar port and rename archivers/libunrar5 to it

[samm]

Summary

• archivers/libunrar is not in use by other ports and is outdated long time ago
• only supported port is archivers/libunrar5, so renaming it to archivers/libunrar
• change all dependencies

[samm]

Diff was not including all the dependencies

[krion]

MOVED

13082 ↗

(On Diff #63245)

Orphaned last line?

[samm]

Fix MOVED file

[samm]

MOVED

13082 ↗

(On Diff #63245)

fixed

[samm]

Found that with changes package is not passing the test. Please postpone review for now, apologize for the inconvenience.