[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: 010b5d67 targetRevisionAtLastExport: 04839204

implementation-contributed/curation_logs/v8.json

 {
-  "sourceRevisionAtLastExport": "010b5d67",
-  "targetRevisionAtLastExport": "04839204ac",
+  "sourceRevisionAtLastExport": "d540724b",
+  "targetRevisionAtLastExport": "713af1bb14",
   "curatedFiles": {}
 }
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