fix(e2e_pre_test): [agent6] Remove the e2e_pre_test from agent6 branch

.github/CODEOWNERS

@@ -79,7 +79,6 @@
 /.gitlab/e2e/*                                       @DataDog/agent-devx-infra @DataDog/agent-devx-loops
 /.gitlab/e2e_testing_deploy/*                        @DataDog/agent-devx-loops @DataDog/agent-devx-infra
 /.gitlab/e2e_install_packages/*                      @DataDog/agent-delivery @DataDog/container-ecosystems
-/.gitlab/e2e_pre_test/*                              @DataDog/agent-devx-infra @DataDog/agent-devx-loops
 /.gitlab/kernel_matrix_testing/*                     @DataDog/agent-devx-infra @DataDog/ebpf-platform
 /.gitlab/lint/*                                      @DataDog/agent-devx-infra
 /.gitlab/maintenance_jobs/*                          @DataDog/agent-devx-infra @DataDog/agent-devx-loops

.gitlab-ci.yml

@@ -18,7 +18,6 @@ include:
   - .gitlab/deps_fetch/deps_fetch.yml
   - .gitlab/dev_container_deploy/include.yml
   - .gitlab/e2e/e2e.yml
-  - .gitlab/e2e_pre_test/e2e_pre_test.yml
   - .gitlab/functional_test/include.yml
   - .gitlab/functional_test_cleanup/functional_test_cleanup.yml
   - .gitlab/install_script_testing/install_script_testing.yml
@@ -70,7 +69,6 @@ stages:
   - package_build
   - packaging
   - kitchen_deploy
-  - e2e_pre_test
   - kitchen_testing
   - pkg_metrics
   - container_build
@@ -744,20 +742,6 @@ workflow:
   - when: manual
     allow_failure: true
 
-.on_e2e_changes_or_manual:
-  - <<: *if_main_branch
-  - <<: *if_mergequeue
-    when: never
-  - changes:
-      paths:
-        - test/new-e2e/pkg/**/*
-        - test/new-e2e/test-infra-definition/*
-        - test/new-e2e/go.mod
-      compare_to: 6.53.x # TODO: use a variable, when this is supported https://gitlab.com/gitlab-org/gitlab/-/issues/369916
-    when: on_success
-  - when: manual
-    allow_failure: true
-
 # New E2E related rules
 
 

.gitlab/JOBOWNERS

@@ -146,7 +146,6 @@ k8s-e2e-otlp-*                    @DataDog/opentelemetry
 k8s-e2e-cspm-*                    @DataDog/agent-security
 
 # New E2E
-e2e_pre_test*                     @DataDog/agent-devx-loops
 new-e2e*                          @DataDog/multiple