ci: migrate trezor-common sync to github actions

ci/common_sync/common_repo_sync.sh

@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
-GH_USER="$GH_TREZOR_BOT"
-GH_TOKEN="$GH_TOKEN_COMMON_SYNC"
+GH_USER="$GITHUB_BOT_USERNAME"
+GH_TOKEN="$GITHUB_BOT_TOKEN"
 
 # checkout to temporary branch
 git checkout -B tmp

ci/deploy.yml

@@ -324,20 +324,3 @@ sync emulators to aws:
     - branches  # run for tags only
   tags:
     - deploy
-
-# common sync to trezor-common
-
-common sync:
-  stage: deploy
-  variables:
-    GIT_SUBMODULE_STRATEGY: "none"
-    GIT_STRATEGY: clone  # clone entire repo instead of reusing workspace
-    GIT_DEPTH: 0  # avoid shallow clone
-  only:
-    - schedules
-  interruptible: false
-  needs: []
-  before_script: []  # no poetry
-  script:
-    - echo "Synchronizing common with the trezor-common repository"
-    - ./ci/common_sync/common_repo_sync.sh