Update plugin spotless to v6.22.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
com.diffplug.spotless	6.21.0 -> 6.22.0

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Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

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♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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Test Results

192 tests  ±0   192 :heavy_check_mark: ±0   44s :stopwatch: -2s   74 suites ±0       0 :zzz: ±0    74 files   ±0       0 :x: ±0 

Results for commit 1dd56949. ± Comparison against base commit ac03a634.