Update dependency astro to v7.1.6

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
astro (source)	7.1.5 → 7.1.6

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Release Notes

withastro/astro (astro)

v7.1.6

Patch Changes

• #​17536 ff97b86 Thanks @​dmgawel! - Fixes concurrent static builds failing to generate i18n rewrite fallbacks for dynamic routes

• #​17383 296e1b0 Thanks @​thelazylamaGit! - Fixes stale dev CSS after editing component style blocks and CSS files in dev

• #​17543 bbc1ec9 Thanks @​ematipico! - Adds a feature to experimental.collectionStorage that allows to change the size of chunks.

  For example, you can reduce the size of chunks to 1MB:

  // astro.config.mjs
  import { defineConfig } from 'astro/config';
  
  export default defineConfig({
    experimental: {
      collectionStorage: {
        type: 'chunked',
        chunkSize: 1024 * 1024,
      },
    },
  });

• #​17545 5214663 Thanks @​ematipico! - Bumps the Astro compiler to the latest version. Changelog.

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