Drive-by cleanup: Always use --cache-cleanup

lib/analyze-action.js

@@ -109649,7 +109649,6 @@ var CODEQL_NEXT_MINIMUM_VERSION = "2.17.6";
 var GHES_VERSION_MOST_RECENTLY_DEPRECATED = "3.13";
 var GHES_MOST_RECENT_DEPRECATION_DATE = "2025-06-19";
 var EXTRACTION_DEBUG_MODE_VERBOSITY = "progress++";
-var CODEQL_VERSION_CACHE_CLEANUP = "2.17.1";
 async function setupCodeQL(toolsInput, apiDetails, tempDir, variant, defaultCliVersion, features, logger, checkVersion) {
   try {
     const {
@@ -109993,17 +109992,13 @@ ${output}`
       });
     },
     async databaseCleanupCluster(config, cleanupLevel) {
-      const cacheCleanupFlag = await codeQlVersionAtLeast(
-        this,
-        CODEQL_VERSION_CACHE_CLEANUP
-      ) ? "--cache-cleanup" : "--mode";
       for (const language of config.languages) {
         const databasePath = getCodeQLDatabasePath(config, language);
         const codeqlArgs = [
           "database",
           "cleanup",
           databasePath,
-          `${cacheCleanupFlag}=${cleanupLevel}`,
+          `--cache-cleanup=${cleanupLevel}`,
           ...getExtraOptionsFromEnv(["database", "cleanup"])
         ];
         await runCli(cmd, codeqlArgs);