[chore] Prepare v0.145.0 (#7188)

* [chore] Prepare v0.145.0

* Update CHANGELOG.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* remove trailing whitespace and wording

* fix powershell capitalization

* Update CHANGELOG.md

Co-authored-by: Paulo Janotti <pjanotti@splunk.com>

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Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: Paulo Janotti <pjanotti@splunk.com>

Author: 3 people