[BUG] When using publicUrl the paths dont match

[aeimer]

Describe the bug

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When using the publicUrl property the paths in the html does not match:

Expected behavior

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Actual behavior

Insert the actual behavior of the manifest generator here.
see above

To reproduce

Steps to reproduce the behavior:
Add the config to your package.json:

  "targets": {
    "default": {
      "publicUrl": "./assets"
    },

.pwamanifestrc

{
    "name": "Alexander Eimer",
    "shortName": "Alex Eimer",
    "theme": "#2d2d2b",
    "background_color": "#2d2d2b",
    "display": "standalone",
    "generateIconOptions": {
        "baseIcon": "./src/img/logo.png",
        "sizes": [
            152,
            192,
            384,
            512
        ],
        "genFavicons": true
    }
}

Additional context

Add any other context about the problem here.