Incrementing VERSION to 132.0.6793.4

Change-Id: Ia450fa9ee1461d3a8d9460c7eb28cd0be1deb508
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5954667
Bot-Commit: Chrome Release Bot (LUCI) <chrome-official-brancher@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/branch-heads/6793@{#7}
Cr-Branched-From: 8b282454-refs/heads/main@{#1372444}

chrome/VERSION

 MAJOR=132
 MINOR=0
 BUILD=6793
-PATCH=3
+PATCH=4