ci(legacy): remove legacy_ui_main CI job

[no changelog]

.github/workflows/legacy.yml

@@ -190,42 +190,6 @@ jobs:
       - run: nix-shell --run "git clone --depth=1 https://github.com/bitcoin-core/HWI.git"
       - run: nix-shell --arg fullDeps true --run "cd HWI && poetry install && poetry run ./test/test_trezor.py --model_1 ../legacy/firmware/trezor.elf bitcoind"
 
-  legacy_ui_main:
-    name: UI diff from main branch
-    runs-on: ubuntu-latest
-    needs:
-      - legacy_device_test
-    continue-on-error: true
-    steps:
-      - uses: actions/checkout@v4
-      - name: Initialize and update ts-tvl
-        run: |
-          git submodule update --init --recursive vendor/ts-tvl
-      - uses: actions/download-artifact@v4
-        with:
-          pattern: ui-records-*
-          merge-multiple: true
-      - uses: ./.github/actions/environment
-      - name: Configure aws credentials
-        uses: aws-actions/configure-aws-credentials@v4
-        with:
-          role-to-assume: arn:aws:iam::538326561891:role/gh_actions_deploy_dev_firmware_data
-          aws-region: eu-west-1
-        continue-on-error: true
-      - run: "for F in screens_*.tar; do tar xvf $F; done || true"
-      - run: nix-shell --run "poetry run python -m tests.ui_tests.reporting master-diff T1"
-      - run: |
-          mv tests/ui_tests/reports/master_diff .
-          if [ "${{ job.status }}" = "success" ]; then
-            cp .github/actions/ui-report/success.png master_diff/status.png
-          else
-            cp .github/actions/ui-report/failure.png master_diff/status.png
-          fi
-      - name: Upload main branch diff
-        run: |
-          aws s3 sync --only-show-errors master_diff s3://data.trezor.io/dev/firmware/master_diff/${{ github.run_id }}
-        continue-on-error: true
-
   legacy_upload_emu:
     name: Upload emulator binaries
     if: github.event_name == 'schedule'