fix(Image): make sure images do not render larger than their intrinsic size

[decrek]

Changes

• Set a max-width of 100% in order to not render images larger then their intrinsic size
• Add an imgix parameter of fit: max in order to not upscale images larger then their intrinsic size

Associated issue

Resolves #151

How to test

1. Open preview link and see homepage. The voorhoede logo is an a png coming from imgix. The cake is an svg with a width an height set to 100px.

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Branch Preview URL:	https://inline-placed-images-should.head-start.pages.dev

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