[fix] skip fetch caching if some server node was invalidated

[Tal500]

fixes #6357

and maybe also #6354 and #6349

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[Rich-Harris]

thank you — this will be obsoleted by the changes in #6318, so I'll close this

[Tal500]

thank you — this will be obsoleted by the changes in #6318, so I'll close this

Glad to here!
Though I'm really afraid from the following line in the function load_data, which might be a nightmare for legacy support I'm working on... (or it should be easy, as long as the generated JS output is very simple, i.e. no ESModule stuff inside the dynamic generated script):

kit/packages/kit/src/runtime/client/client.js

Line 1371 in 5eafe2c

await import(/* @vite-ignore */ data_url.href);