build(deps): bump docker/login-action from 3 to 4 (#1539)

Bumps [docker/login-action](https://github.com/docker/login-action) from 3 to 4.
- [Release notes](https://github.com/docker/login-action/releases)
- [Commits](docker/login-action@v3...v4)

---
updated-dependencies:
- dependency-name: docker/login-action
  dependency-version: '4'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Author: dependabot[bot]

.github/workflows/docker.yml

@@ -53,14 +53,14 @@ jobs:
           } >> "$GITHUB_OUTPUT"
 
       - name: GitHub Container Registry Login
-        uses: docker/login-action@v3
+        uses: docker/login-action@v4
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Docker Hub Login
-        uses: docker/login-action@v3
+        uses: docker/login-action@v4
         if: github.repository == 'crytic/echidna'
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
@@ -108,14 +108,14 @@ jobs:
           merge-multiple: true
 
       - name: GitHub Container Registry Login
-        uses: docker/login-action@v3
+        uses: docker/login-action@v4
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Docker Hub Login
-        uses: docker/login-action@v3
+        uses: docker/login-action@v4
         if: github.repository == 'crytic/echidna'
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}