docs: Remove some duplicated lines from 5.8.1 changelog (osquery#8172)

CHANGELOG.md

@@ -230,14 +230,9 @@ Representing commits from 22 contributors! Thank you all.
 - Fix and document discovery queries behavior on distributed queries and add tests ([#7655](https://github.com/osquery/osquery/pull/7655))
 - Try to free some disk space on the arm64 runners ([#7950](https://github.com/osquery/osquery/pull/7950))
 - ci: Automatically cancel old PR jobs ([#7887](https://github.com/osquery/osquery/pull/7887))
-- ci: Automatically cancel old PR jobs ([#7887](https://github.com/osquery/osquery/pull/7887))
-- ci: Improve error message when a library is missing from the manifest ([#7899](https://github.com/osquery/osquery/pull/7899))
 - ci: Improve error message when a library is missing from the manifest ([#7899](https://github.com/osquery/osquery/pull/7899))
 - ci: Remove Windows 32bit build ([#7939](https://github.com/osquery/osquery/pull/7939))
-- ci: Remove Windows 32bit build ([#7939](https://github.com/osquery/osquery/pull/7939))
 - ci: Update some actions to remove deprecation warnings ([#7864](https://github.com/osquery/osquery/pull/7864))
-- ci: Update some actions to remove deprecation warnings ([#7864](https://github.com/osquery/osquery/pull/7864))
-- ci: Workaround in the aarch64 runner to avoid out of space ([#7941](https://github.com/osquery/osquery/pull/7941))
 - ci: Workaround in the aarch64 runner to avoid out of space ([#7941](https://github.com/osquery/osquery/pull/7941))
 - cmake: Remove forced static libraries search for osquery-toolchain ([#7881](https://github.com/osquery/osquery/pull/7881))
 - cve: Ignore libcryptsetup cves ([#7871](https://github.com/osquery/osquery/pull/7871))