Add dependabot yml configuration

[fabnguess]

No description provided.

[fraxken]

@fabnguess You forgot to update nsci workflow here

[fabnguess]

Hi @fraxken that's good, the next items I should put in the workflow?

   steps:
      - name: Harden Runner
        uses: step-security/harden-runner@18bf8ad2ca49c14cbb28b91346d626ccfb00c518 # v2.1.0
        with:
          egress-policy: audit # TODO: change to 'egress-policy: block' after couple of runs

      - uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c # v3.3.0
      - name: Use Node.js ${{ matrix.node-version }}
        uses: actions/setup-node@64ed1c7eab4cce3362f8c340dee64e5eaeef8f7c # v3.6.0
        with:
          node-version: ${{ matrix.node-version }}
      - name: Install dependencies
        run: npm install
      - uses: NodeSecure/ci-action@e3ac9c03585752e979622279106a161e94d5717b # v1
        with:
          warnings: warning

[codecov]

Codecov Report

Base: 0.00% // Head: 0.00% // No change to project coverage 👍

Coverage data is based on head (74d82e7) compared to base (5b5986b).
Patch has no changes to coverable lines.

❗ Current head 74d82e7 differs from pull request most recent head c5353d1. Consider uploading reports for the commit c5353d1 to get more accurate results

Additional details and impacted files

@@     Coverage Diff      @@
##   master   #86   +/-   ##
============================
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