Fix insertion target branches and schedule

[JanProvaznik]

Context

we should be inserting 17.14 to 17.14 & the schedule should be set for main normal insertion not the experimental one

Changes Made

Pseudo-reverts #11558

Notes

should be merged forward to main

[Copilot]

Pull Request Overview

Updates the insertion branch and scheduling logic for VS insertions and bumps the tooling version.

• Bumps the VersionPrefix to 17.14.11 in eng/Versions.props.
• Enables and configures the daily main schedule in vs-insertion.yml and updates the AutoInsertTargetBranch for vs17.14.
• Removes the now-unused experimental schedule block from vs-insertion-experimental.yml.

Reviewed Changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated 1 comment.

File	Description
eng/Versions.props	Bumped VersionPrefix from 17.14.10 to 17.14.11
azure-pipelines/vs-insertion.yml	Enabled daily main schedule; changed AutoInsertTargetBranch for vs17.14
azure-pipelines/vs-insertion-experimental.yml	Removed the experimental scheduling block

Comments suppressed due to low confidence (1)

azure-pipelines/vs-insertion-experimental.yml:4

• [nitpick] The commented experimental schedule block is no longer needed; consider removing these lines to reduce clutter.

-# Since our release branch is the one flowing into main

[JanProvaznik]

Actually it was fixed in main but not in 17.14 :( so that's the only meaningful change (the rest is just so that the code is consistent between branches)