chore(deps): update solidnerd/bookstack docker tag to v25.2.2

[renovate]

This PR contains the following updates:

Package	Update	Change
solidnerd/bookstack	patch	25.2.1 -> 25.2.2

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Release Notes

solidnerd/docker-bookstack (solidnerd/bookstack)

v25.2.2

Compare Source

• 8f79725 - feat: update Dockerfile to use Bookstack v25.02.2
• 58b7d4f - Merge pull request #​519 from solidnerd/renovate/php-8.x
• 6b6269e - Merge pull request #​535 from solidnerd/rjh_update
• 14475c8 - feat: change default APP_URL value
• 991e169 - Merge pull request #​534 from solidnerd/rjh_update
• 4069ae3 - docs: remove outdated guidance on .env in non-compose instructions
• 76e0055 - Merge pull request #​533 from solidnerd/rjh_update
• f56d2ed - docs: remove instructions for Docker < 1.9
• 83777b0 - docs: add APP_KEY to docker run command
• 1f02f28 - Merge pull request #​532 from solidnerd/rjh_update
• 0ed8683 - docs: update MySQL version in non-compose set-up docs
• 3b30a9f - Merge pull request #​506 from solidnerd/renovate/mysql-9.x
• 5e5aaad - chore(deps): update mysql docker tag to v9
• d836e76 - Merge pull request #​487 from solidnerd/renovate/mysql-8.x
• c7ca139 - chore(deps): update mysql docker tag to v8.4
• 2301ef9 - chore(deps): update php docker tag to v8.4
• 474f982 - Merge pull request #​530 from solidnerd/renovate/metcalfc-changelog-generator-4.x
• 79170a6 - chore(deps): update metcalfc/changelog-generator action to v4.5.0
• ab3ad33 - Merge pull request #​529 from solidnerd/rjh_update
• bdd0933 - doc: update documentation to reference 25.2.1

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