Memory not freed when updating material src

[winpassuser]

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This issue was closed as resolved in 2017 but it seems still present. There should be an easy way to update the src of a material and clear the memory of the old material. Simply updating the src parameter leads to continuously increasing memory utilization as shown by the example below.

• A-Frame Version: 1.4.0
• Platform / Device: Firefox 108.0.1 on Windows
• Reproducible Code Snippet or URL: https://jsfiddle.net/0kxzfjep/