contrib: remove codefresh pipeline

contrib/codefresh/codefresh.yml

@@ -1,18 +0,0 @@
-version: '1.0'
-steps:
-  init_submodules:
-    title: Init Submodules
-    commands:
-      - git submodule update --init --recursive
-    image: codefreshio/git-image:latest
-    working_directory: ${{main_clone}}
-
-  BuildingDockerImage:
-    title: Building Docker Image
-    type: build
-    image_name: monero
-    working_directory: ./
-    tag: '${{CF_BRANCH_TAG_NORMALIZED}}'
-    dockerfile: Dockerfile
-    build_arguments:
-      - NPROC=1