Remove remnant of previous implementation

Author: merlin-sievers

cve_bin_tool/cve_scanner.py

@@ -57,7 +57,6 @@ def __init__(
         self.products_without_cve = 0
         self.all_cve_data = defaultdict(CVEData)
         self.all_cve_version_info = dict()
-        self.all_cve_version_list = dict()
         self.check_exploits = check_exploits
         self.exploits_list = exploits_list
         self.disabled_sources = disabled_sources