update parity docs workflow

Author: alexrashed

.github/workflows/docs-parity-updates.yml

@@ -3,39 +3,27 @@ name: Update Parity Docs
 on:
   schedule:
     - cron: 0 5 * * MON
-  workflow_dispatch:
-    inputs:
-        targetBranch:
-          required: false
-          type: string
-          default: 'main'
 
 jobs:
   update-parity-coverage-docs:
     name: Update Parity Docs
     runs-on: ubuntu-latest
     steps:
       - name: Checkout docs
-        uses: actions/checkout@v4
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           fetch-depth: 0
           path: docs
-          ref: ${{ github.event.inputs.targetBranch || 'main' }}
 
       - name: Set up system wide dependencies
         run: |
           sudo apt-get install jq wget
 
-      - name: Set up Python 3.11
+      - name: Set up Python 3.13
         id: setup-python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405 # v6.2.0
         with:
-          python-version: "3.11"
-
-      - name: Setup Node
-        uses: actions/setup-node@v4
-        with:
-          node-version: '20'
+          python-version: "3.13"
 
       - name: Download scripts from meta repository
         run: |
@@ -154,12 +142,12 @@ jobs:
       - name: Read PR markdown template
         if: ${{ success() && steps.check-for-changes.outputs.diff-count != '0' && steps.check-for-changes.outputs.diff-count != '' }}
         id: template
-        uses: juliangruber/read-file-action@v1
+        uses: juliangruber/read-file-action@271ff311a4947af354c6abcd696a306553b9ec18 # v1.1.8
         with:
           path: docs/.github/bot_templates/PARITY_COVERAGE_DOCS_PR.md
 
       - name: Create PR
-        uses: peter-evans/create-pull-request@v7
+        uses: peter-evans/create-pull-request@5f6978faf089d4d20b00c7766989d076bb2fc7f1 # v8.1.1
         if: ${{ success() && steps.check-for-changes.outputs.diff-count != '0' && steps.check-for-changes.outputs.diff-count != '' }}
         with:
           path: docs