chore(deps): update renovatebot

Author: grafanarenovatebot[bot]

.github/workflows/renovate.yml

@@ -38,9 +38,9 @@ jobs:
           owner: ${{ github.repository_owner }}
 
       - name: Self-hosted Renovate
-        uses: renovatebot/github-action@8ac70de2fe55752c573155866e30735411e3b61c # v41.0.22
+        uses: renovatebot/github-action@e854b273e774bce1ef8cb05f128b8ce8aee2a887 # v42.0.1
         with:
-          renovate-version: 39.264.0@sha256:f2209c61a9c3c8c74ac58eecb5f15ec43651f1ba694aa33493ff2062b90ff4d3
+          renovate-version: 40.11.6@sha256:ee04611cf8f9d604578b4d46e88d238ed2e19127485a1fd8a8ed80d26bb12c6b
           token: "${{ steps.app-token.outputs.token }}"
         env:
           LOG_LEVEL: debug