fix(sdmx_series_ecb_ame): strip flow-id prefix from series keys

sdmx_series_ecb_ame/meta.json

@@ -42,8 +42,8 @@
   "build": {
     "built_at": "2026-06-18T22:28:47.117864Z",
     "parsimony_version": null,
-    "builder": null,
-    "content_sha256": "91a06a5acafe7488b0b07ffc058f2b9fb3efc4d9d48809146d0597c05a0f3388",
+    "builder": "strip-ecb-flow-prefix-keys",
+    "content_sha256": "dda17acbad0708eb0c1a5db4ea64cf14251a9fdc609d85a84735dec76f21de37",
     "manifest_contract_sha256": "df5c001ff4476e1cf1f71682ae31459db5a511ff1f3a9bde78363f834c531b3c"
   }
 }

sdmx_series_ecb_ame/series.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:c102254f13c6c0e4526df26da80c32b7800c5c03810811c37fbdb57760b189f6
-size 9456
+oid sha256:dfbfb9491d646f6878c8c76ee55a1a45a56d203b9ccbf2e6b31dc27141dba091
+size 11248