Extend expiration of enable-pixel-canvas-recording to 95

Bug: 1110657
Change-Id: I20ca8c058b11e45203b8e41bf7a4c43842165086
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2419926Reviewed-by: Malay Keshav <malaykeshav@chromium.org>
Commit-Queue: Mitsuru Oshima <oshima@chromium.org>
Cr-Commit-Position: refs/heads/master@{#809105}

chrome/browser/flag-metadata.json

@@ -1915,7 +1915,7 @@
   {
     "name": "enable-pixel-canvas-recording",
     "owners": [ "malaykeshav", "oshima" ],
-    "expiry_milestone": 77
+    "expiry_milestone": 95
   },
   {
     "name": "enable-play-store-search",