ccmlib/scylla_repository: change manager package names

offical manager relocatable packgaes, has dropped the hash id
and we need to fix the regex to not fail on those new packages names

(cherry picked from commit 230edf7)

ccmlib/scylla_repository.py

@@ -640,7 +640,7 @@ def get_manager_release_url(version: str = '', architecture: Architecture = None
 
     url = f"{BASE_DOWNLOADS_URL}/downloads/scylla-manager/relocatable"
 
-    version_regex = re.compile('scylla-manager_(.*)-0')
+    version_regex = re.compile('scylla-manager_(.*)_')
     # filter only specific architecture and version
     all_packages = reversed(aws_bucket_ls(url))
     latest_package = next(filter(lambda tar: architecture in tar and version in version_regex.search(tar)[0], all_packages))