Reassign record-snapshot-size flag to edchin

Bug: None
Change-Id: I5a827a19b9fbc3f8f6cf533f8d8b885309b8c768
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2634342
Commit-Queue: edchin <edchin@chromium.org>
Reviewed-by: edchin <edchin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#844399}

chrome/browser/flag-metadata.json

@@ -4145,7 +4145,7 @@
   },
   {
     "name": "record-snapshot-size",
-    "owners": ["eugenebut","bling-flags@google.com"],
+    "owners": ["edchin","bling-flags@google.com"],
     "expiry_milestone": 91
   },
   {