feat: add libraries_bom_version in metadata (#1956) (#805)

* feat: add libraries_bom_version

* add unit tests

* remove isfile

* add tempdir

* restore

* add current dir

* restore template

* remove unit test

* restore templates
Source-Link: googleapis/synthtool@63cc541
Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-java:latest@sha256:dc11e2119c854b57b7f7ed9962391decf002454700020a52b5d0d46c40b80a7e

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
Co-authored-by: Lawrence Qiu <lawrenceqiu@google.com>

.github/.OwlBot.lock.yaml

@@ -1,4 +1,4 @@
-# Copyright 2023 Google LLC
+# Copyright 2024 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -13,5 +13,5 @@
 # limitations under the License.
 docker:
   image: gcr.io/cloud-devrel-public-resources/owlbot-java:latest
-  digest: sha256:6f431774e11cc46619cf093fd1481193c4024031073697fa18f0099b943aab88
-# created: 2023-12-01T19:50:20.444857406Z
+  digest: sha256:dc11e2119c854b57b7f7ed9962391decf002454700020a52b5d0d46c40b80a7e
+# created: 2024-04-15T22:37:28.944513098Z

.github/workflows/renovate_config_check.yaml

@@ -0,0 +1,25 @@
+name: Renovate Bot Config Validation
+
+on:
+  pull_request:
+    paths:
+      - 'renovate.json'
+
+jobs:
+  renovate_bot_config_validation:
+    runs-on: ubuntu-22.04
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+
+    - name: Set up Node.js
+      uses: actions/setup-node@v3
+      with:
+        node-version: '20'
+
+    - name: Install Renovate and Config Validator
+      run: |
+        npm install -g npm@latest
+        npm install --global renovate
+        renovate-config-validator