Clarify metadata refresh skip paths help text across all languages

Update the help text for 'Metadata Refresh Skip Paths' setting to explicitly
state that paths should be relative to the 'model root directory' instead of
just saying 'relative folder paths', which was ambiguous.

Updated translations:
- English (en)
- Chinese Simplified (zh-CN)
- Chinese Traditional (zh-TW)
- Japanese (ja)
- Korean (ko)
- Russian (ru)
- German (de)
- French (fr)
- Spanish (es)
- Hebrew (he)

locales/zh-TW.json

@@ -295,7 +295,7 @@
         "metadataRefreshSkipPaths": {
             "label": "中繼資料重新整理跳過路徑",
             "placeholder": "範例：temp, archived/old, test_models",
-            "help": "批次重新整理中繼資料（「擷取所有中繼資料」）時跳過這些目錄路徑中的模型。輸入以逗號分隔的相對資料夾路徑。",
+            "help": "批次重新整理中繼資料（「擷取所有中繼資料」）時跳過這些目錄路徑中的模型。輸入相對於模型根目錄的資料夾路徑，以逗號分隔。",
             "validation": {
                 "noPaths": "請輸入至少一個路徑，以逗號分隔。",
                 "saveFailed": "無法儲存跳過路徑：{message}"