mtn: Fix bin path for v3.5.0

[redactedscribe]

trafficstars

mtn: 3.4.2 -> 3.5.0
Updating one outdated app:
Updating 'mtn' (3.4.2 -> 3.5.0)
Downloading new version
Downloading https://bitbucket.org/wahibre/mtn/downloads/mtn-3.5.0-win64.zip (42.2 MB)...
Checking hash of mtn-3.5.0-win64.zip ... ok.
Uninstalling 'mtn' (3.4.2)
Removing shim 'mtn.shim'.
Removing shim 'mtn.exe'.
Unlinking D:\Scoop\apps\mtn\current
Installing 'mtn' (3.5.0) [64bit] from main bucket
Loading mtn-3.5.0-win64.zip from cache
Extracting mtn-3.5.0-win64.zip ... done.
Linking D:\Scoop\apps\mtn\current => D:\Scoop\apps\mtn\3.5.0
Creating shim for 'mtn'.
Can't shim 'bin\mtn.exe': File doesn't exist.

New bin path to exe in ZIP is mtn.exe.

• [x] I have read the Contributing Guide.

[github-actions[bot]]

All changes look good.

Wait for review from human collaborators.

mtn

• [x] Description
• [x] License
• [x] Hashes
• [x] Checkver
• [x] Autoupdate

[redactedscribe]

Tested locally, now installs as expected.

[aliesbelik]

Fixes #5578.