Adding upstream version 1.34.4.

Signed-off-by: Daniel Baumann <daniel@debian.org>

.github/workflows/readme-linter.yml

@@ -0,0 +1,26 @@
+name: Lint plugin readmes
+on:
+#  push:
+#    branches-ignore: master
+  pull_request:
+    branches: # Names of target branches, not source branches
+      - master
+jobs:
+  run-readme-linter:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/setup-go@v5
+        with:
+          go-version: '1.24.3'
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - name: Get changed files
+        id: changed-files
+        uses: tj-actions/changed-files@ed68ef82c095e0d48ec87eccea555d944a631a4c # v46.0.5
+        with:
+          base_sha: ${{ github.event.pull_request.base.sha }}
+          files: ./plugins/**/README.md
+      - name: Run readme linter on changed files
+        if: steps.changed-files.outputs.any_changed == 'true'
+        run: go run ./tools/readme_linter ${{ steps.changed-files.outputs.all_changed_files }}