remove unsused/unnecessary gitlab ci steps (#22458)

.gitlab-ci.yml

@@ -20,140 +20,3 @@ empty:
   stage: create-vars
   script:
     - echo "empty"
-
-.lint: # Commenting this job, because it is run in CircleCI
-  image: $CI_REGISTRY/mattermost/ci/images/golangci-lint:v1.39.0-1
-  stage: test
-  script:
-    - make config-reset
-    - make check-style #todo MM_VET_OPENSPEC_PATH='$CI_PROJECT_DIR/mattermost-api-reference/v4/html/static/mattermost-openapi-v4.yaml'
-  timeout: 60 mins
-  rules:
-    - if: '$CI_COMMIT_REF_NAME == "master"'
-
-.layers: # Commenting this job, because it is run in CircleCI
-  image: $IMAGE_BUILD_SERVER
-  stage: test
-  script:
-    - make store-layers
-    - if [[ -n $(git status --porcelain) ]]; then echo "Please update the store layers using make store-layers"; exit 1; fi
-    - git reset --hard
-    - make app-layers
-    - if [[ -n $(git status --porcelain) ]]; then echo "Please update the app layers using make app-layers"; exit 1; fi
-    - git reset --hard
-  rules:
-    - if: '$CI_COMMIT_REF_NAME == "master"'
-
-.test-mysql: # Commenting this job, because it is run in CircleCI
-  stage: test
-  image: $IMAGE_BUILD_DOCKER
-  services:
-    - name: $IMAGE_DIND
-      alias: docker
-  variables:
-    DOCKER_TLS_CERTDIR: ""
-    DOCKER_HOST: tcp://docker:2375
-    DOCKER_DRIVER: overlay2
-    DOCKER_CONTENT_TRUST: 0
-    DOCKER_CONTENT_TRUST_REPOSITORY_PASSPHRASE: ""
-  before_script:
-    - docker login ${CI_REGISTRY} --username ${CI_REGISTRY_USER} --password ${CI_REGISTRY_PASSWORD}
-  script:
-    - export COMPOSE_PROJECT_NAME="${CI_PIPELINE_IID}mysql"
-    - export RACE_MODE=""
-    - time cat .gitlab-ci/scripts/test/mysql.sh | /bin/bash
-  artifacts:
-    when: always
-    reports:
-      junit: report.xml
-    paths:
-      - build/logs
-  timeout: 2 hours
-  tags:
-    - k8s-memory
-  rules:
-    - if: '$CI_COMMIT_REF_NAME == "master"'
-
-.test-postgres: # Commenting this job, because it is run in CircleCI
-  stage: test
-  image: $IMAGE_BUILD_DOCKER
-  services:
-    - name: $IMAGE_DIND
-      alias: docker
-  variables:
-    DOCKER_TLS_CERTDIR: ""
-    DOCKER_HOST: tcp://docker:2375
-    DOCKER_DRIVER: overlay2
-    DOCKER_CONTENT_TRUST: 0
-    DOCKER_CONTENT_TRUST_REPOSITORY_PASSPHRASE: ""
-  before_script:
-    - docker login ${CI_REGISTRY} --username ${CI_REGISTRY_USER} --password ${CI_REGISTRY_PASSWORD}
-  script:
-    - export COMPOSE_PROJECT_NAME="${CI_PIPELINE_IID}postgres"
-    - export RACE_MODE=""
-    - time cat .gitlab-ci/scripts/test/postgres.sh | /bin/bash
-  artifacts:
-    when: always
-    reports:
-      junit: report.xml
-    paths:
-      - build/logs
-  timeout: 2 hours
-  tags:
-    - k8s-memory
-  rules:
-    - if: '$CI_COMMIT_REF_NAME == "master"'
-
-test-schema-mysql:
-  stage: test
-  image: $IMAGE_BUILD_DOCKER
-  services:
-    - name: $IMAGE_DIND
-      alias: docker
-  variables:
-    DOCKER_TLS_CERTDIR: ""
-    DOCKER_HOST: tcp://docker:2375
-    DOCKER_DRIVER: overlay2
-    DOCKER_CONTENT_TRUST: 0
-    DOCKER_CONTENT_TRUST_REPOSITORY_PASSPHRASE: ""
-  before_script:
-    - docker login ${CI_REGISTRY} --username ${CI_REGISTRY_USER} --password ${CI_REGISTRY_PASSWORD}
-  script:
-    - export COMPOSE_PROJECT_NAME="${CI_PIPELINE_IID}schemamysql"
-    - time cat .gitlab-ci/scripts/test-schema/mysql.sh | /bin/bash
-  artifacts:
-    paths:
-      - build/logs
-  tags:
-    - k8s-memory
-  rules:
-    - if: '$CI_COMMIT_REF_NAME == "master"'
-    - if: '$CI_COMMIT_REF_NAME == "cloud"'
-    - if: '$CI_COMMIT_REF_NAME =~ /^release-/'
-
-test-schema-postgres:
-  stage: test
-  image: $IMAGE_BUILD_DOCKER
-  services:
-    - name: $IMAGE_DIND
-      alias: docker
-  variables:
-    DOCKER_TLS_CERTDIR: ""
-    DOCKER_HOST: tcp://docker:2375
-    DOCKER_DRIVER: overlay2
-    DOCKER_CONTENT_TRUST: 0
-    DOCKER_CONTENT_TRUST_REPOSITORY_PASSPHRASE: ""
-  before_script:
-    - docker login ${CI_REGISTRY} --username ${CI_REGISTRY_USER} --password ${CI_REGISTRY_PASSWORD}
-  script:
-    - export COMPOSE_PROJECT_NAME="${CI_PIPELINE_IID}schemapostgres"
-    - time cat .gitlab-ci/scripts/test-schema/postgres.sh | /bin/bash
-  artifacts:
-    paths:
-      - build/logs
-  tags:
-    - k8s-memory
-  rules:
-    - if: '$CI_COMMIT_REF_NAME == "master"'
-    - if: '$CI_COMMIT_REF_NAME == "cloud"'
-    - if: '$CI_COMMIT_REF_NAME =~ /^release-/'