UT99: update bonus packs download URL

Author: Greelan

ut99updates.json

@@ -42,7 +42,7 @@
         "UpdateStageName": "Bonus Pack 4 Download",
         "UpdateSourcePlatform": "All",
         "UpdateSource": "FetchURL",
-        "UpdateSourceData": "https://unreal-archive-files.eu-central-1.linodeobjects.com/patches-updates/Unreal%20Tournament/Bonus%20Packs/utbonuspack4-zip.zip",
+        "UpdateSourceData": "https://unreal-archive-files-eu.s3.de.io.cloud.ovh.net/managed/Unreal%20Tournament/patches-updates/bonus-packs/utbonuspack4-zip.zip",
         "UpdateSourceTarget": "{{$FullRootDir}}",
         "UnzipUpdateSource": true,
         "OverwriteExistingFiles": true,