[v8-test262-automation] Updated curation log with latest revision sha's from...

[v8-test262-automation] Updated curation log with latest revision sha's from export and changed files.
    sourceRevisionAtLastExport: d2e0166d targetRevisionAtLastExport: 67c244b69

implementation-contributed/curation_logs/v8.json

 {
-  "sourceRevisionAtLastExport": "d2e0166d",
-  "targetRevisionAtLastExport": "67c244b69",
+  "sourceRevisionAtLastExport": "7b32eb8c",
+  "targetRevisionAtLastExport": "ffefa2383",
   "curatedFiles": {}
 }
\ No newline at end of file