Incrementing VERSION to 105.0.5195.129

Change-Id: I0ab522fbeeeb2443de7a5eac512ab997e400b8c2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3888939
Bot-Commit: Chrome Release Bot (LUCI) <chrome-official-brancher@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/branch-heads/5195@{#1111}
Cr-Branched-From: 7aa3f07-refs/heads/main@{#1027018}

chrome/VERSION

@@ -1,4 +1,4 @@
 MAJOR=105
 MINOR=0
 BUILD=5195
-PATCH=128
+PATCH=129