Incrementing VERSION to 111.0.5563.8

Change-Id: Ic77d35958b1be498ae74b6a836236f4cfd7d56aa
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4209556
Bot-Commit: Chrome Release Bot (LUCI) <chrome-official-brancher@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/branch-heads/5563@{#71}
Cr-Branched-From: 3ac59a6-refs/heads/main@{#1097615}

chrome/VERSION

@@ -1,4 +1,4 @@
 MAJOR=111
 MINOR=0
 BUILD=5563
-PATCH=7
+PATCH=8