remove update lockfiles workflow

.github/workflows/update-lockfiles.yml

@@ -1,22 +0,0 @@
-name: Update lockfiles
-
-on:
-  push:
-    branches: ["renovate/*"]
-  pull_request:
-    branches: ["renovate/*"]
-
-env:
-  CARGO_TERM_COLOR: always
-
-jobs:
-  build:
-    runs-on: ubuntu-22.04
-    steps:
-      - name: Set CARGO_TARGET_DIR
-        run: echo "CARGO_TARGET_DIR=$HOME/target" >> $GITHUB_ENV
-      - name: Check out repository
-        uses: actions/checkout@v4
-      - uses: extractions/setup-just@v2
-      - name: Update lock files
-        run: just update-lockfiles --commit