[release/3.8] 修复从 BMCLAPI 下载部分旧文件时校验失败的问题 (#4981)

#4949

Author: Glavo

HMCLCore/src/main/java/org/jackhuang/hmcl/task/FileDownloadTask.java

@@ -193,7 +193,7 @@ protected Context getContext(HttpResponse<?> response, boolean checkETag, String
         if (integrityCheck != null) {
             algorithm = integrityCheck.getAlgorithm();
             checksum = integrityCheck.getChecksum();
-        } else if (bmclapiHash != null) {
+        } else if (bmclapiHash != null && DigestUtils.isSha1Digest(bmclapiHash)) {
             algorithm = "SHA-1";
             checksum = bmclapiHash;
         } else {