Update version numbers for 7.0 Preview 1

[paulmedynski]

Description

Updated the pipeline version variables in preparation for 7.0 Preview 1.

[Copilot]

Pull Request Overview

Updates version numbers in the pipeline configuration to prepare for the 7.0 Preview 1 release. This involves incrementing the major version from 6 to 7, resetting the minor version to 0, and setting the revision to 1.

• Major version bumped from 6 to 7
• Minor version reset from 1 to 0
• Revision updated from 2 to 1

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.82%. Comparing base (cd3dbd1) to head (bab28fe).
⚠️ Report is 10 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff             @@
##             main    #3610       +/-   ##
===========================================
+ Coverage   65.48%   90.82%   +25.33%     
===========================================
  Files         275        6      -269     
  Lines       61518      316    -61202     
===========================================
- Hits        40288      287    -40001     
+ Misses      21230       29    -21201     

Flag	Coverage Δ
addons	90.82% <ø> (ø)
netcore	?
netfx	?

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[benrr101]

We'll also have to update the AKV provider next time that is released, but I don't know if that's required for this PR