fix: 修复配额说明重复和undefined问题

- 在editStorageForm中初始化oss_storage_quota_value和oss_quota_unit
- 删除重复的旧配额说明块，保留新的当前配额设置显示

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

backend/node_modules/@aws-crypto/sha256-browser/build/module/constants.js

@@ -0,0 +1,40 @@
+export var SHA_256_HASH = { name: "SHA-256" };
+export var SHA_256_HMAC_ALGO = {
+    name: "HMAC",
+    hash: SHA_256_HASH
+};
+export var EMPTY_DATA_SHA_256 = new Uint8Array([
+    227,
+    176,
+    196,
+    66,
+    152,
+    252,
+    28,
+    20,
+    154,
+    251,
+    244,
+    200,
+    153,
+    111,
+    185,
+    36,
+    39,
+    174,
+    65,
+    228,
+    100,
+    155,
+    147,
+    76,
+    164,
+    149,
+    153,
+    27,
+    120,
+    82,
+    184,
+    85
+]);
+//# sourceMappingURL=constants.js.map