* feat: add a new step to run the e2e tests for certain parts of Beats (elastic#21100)

* feat: add a new step to run the e2e tests for certain parts of Beats

We are going to trigger the tests for those parts affected by the
elastic-agent, filebeat, or metricbeat, because those are the ones we
verify  in the e2e-testing suite

* chore: do not include heartbeat

* feat: trigger the e2e tests

* fix: use relative path

* chore: use proper target branch name for PRs

* chore: use different tag

* fix: use proper env variable

* chore: pass github checks context to downstream job

* chore: revert shared lib version

Co-authored-by: Victor Martinez <victormartinezrubio@gmail.com>

* chore: add BASE_DIR env variable

Co-authored-by: Victor Martinez <victormartinezrubio@gmail.com>

* chore: remove duplicated env

* ffix: add param comma separator

* fix: wrong copy&paste

* chore: move e2e GH check out of the release context

* chore: simplify conditional logic

* chore: refine execution of test suites

* fix: use proper parameter name

* chore: set metricbeat version

* chore: remove slack notifications on PRs

* chore: update parameter

* chore: run multiple test suites per beat type

Co-authored-by: Victor Martinez <victormartinezrubio@gmail.com>

* [E2E Tests] fix: set versions ony for PRs (elastic#21608)

* fix: set versions ony for PRs

We want to use default versions per branch when running after a merge

* fix: add trailing comma

Co-authored-by: Victor Martinez <victormartinezrubio@gmail.com>

Co-authored-by: Victor Martinez <victormartinezrubio@gmail.com>

* [CI: Packaging] fix: push ubi8 images too (elastic#21621)

* fix: push ubi8 images too

* chore: enhance retries

Co-authored-by: Victor Martinez <victormartinezrubio@gmail.com>

* chore: use variables in log

* chore: add "-oss" images

Co-authored-by: Victor Martinez <victormartinezrubio@gmail.com>

* fix: remove extra curly brace in script (elastic#21692)

* fix: remove extra curly brace

* chore: proper indent

* fix: update fleet test suite name (elastic#21738)

* chore: create CI artifacts for DEV usage (elastic#21645)

It will create the artifacts with some requirements related to integrity

* chore: simplify triggering the E2E tests for Beats (elastic#21790)

* chore: pass beat as a method argument (no side-effects)

* chore: run tests in a separate stage

* fix: use parenthesis

* chore: update comment

* chore: do not trigger E2E tests if no suite was added

* fix: use missing curly brackets

* fix: wrong closure wrapping

* fix: condition was not set

* chore: delegate variant pushes to the right method (elastic#21861)

* fix: delegate pushes to variants

* chore: group conditions for x-pack

* chore: simplify with endsWith

Co-authored-by: Victor Martinez <victormartinezrubio@gmail.com>

Co-authored-by: Victor Martinez <victormartinezrubio@gmail.com>

* feat: package aliases for snapshots (elastic#21960)

* feat: push aliases for docker images

* feat: build alias for snapshots

* fix: only update alias on snapshots

Co-authored-by: Jaime Soriano Pastor <jaime.soriano@elastic.co>

* fix: wrong image name for alias

* fix: reuse variable as groovy does not hide variables by scope

* chore: extract common logic to a method

* Revert "fix: only update alias on snapshots"

This reverts commit cff2cef.

* Revert "feat: build alias for snapshots"

This reverts commit 707e0d7.

* chore: do not push aliases for PRs

Co-authored-by: Jaime Soriano Pastor <jaime.soriano@elastic.co>

* chore: Use third number as x

Co-authored-by: Victor Martinez <victormartinezrubio@gmail.com>
Co-authored-by: Jaime Soriano Pastor <jaime.soriano@elastic.co>
(cherry picked from commit 624c459)