fix(docs): release file without releases/ prefix to avoid double path

index.json stored file='releases/vX.Y.Z.de.md' but ReleaseNoteView
prepends 'releases/' again, producing releases/releases/... (404).
Store the bare filename so the view resolves docs/releases/vX.Y.Z.de.md.

scripts/src/generate-docs.mjs

@@ -458,8 +458,8 @@ async function main() {
     }
     versions.push({
       version,
-      file: `releases/${name}`,
-      fileEn: enContent ? `releases/${releaseEnName}` : null,
+      file: name,
+      fileEn: enContent ? releaseEnName : null,
       title: extractTitle(content) ?? version,
       titleEn: enContent ? extractTitle(enContent) ?? version : null,
       date: extractDate(content) ?? null,