Migrate to ktfmt

10ish projects which use tabs will be blocked by https://github.com/facebook/ktfmt/issues/540, but we can contribute support for it.

Unblocked:
* [ ] `JakeWharton/confundus`
* Blocked by https://github.com/facebook/ktfmt/issues/572
* [x] `JakeWharton/crossword`
* https://github.com/JakeWharton/crossword/pull/119
* [x] `JakeWharton/diffuse`
* https://github.com/JakeWharton/diffuse/pull/432/
* [ ] `JakeWharton/dumbo`
* [x] `JakeWharton/picnic`
* https://github.com/JakeWharton/picnic/pull/148
* [x] `JakeWharton/timber`
* https://github.com/JakeWharton/timber/pull/593
* [x] `cashapp/burst`
* https://github.com/cashapp/burst/pull/273
* [x] `cashapp/licensee`
* https://github.com/cashapp/licensee/pull/521
* [ ] `cashapp/molecule`
* [x] `cashapp/paraphrase`
* https://github.com/cashapp/paraphrase/pull/598
* [x] `cashapp/turbine`
* https://github.com/cashapp/turbine/pull/425
* [x] `SQLDelight/Grammar-Kit-Composer`
* https://github.com/sqldelight/Grammar-Kit-Composer/pull/212
* [x] `SQLDelight/sql-psi`
* https://github.com/sqldelight/sql-psi/pull/727
* [ ] `SQLDelight/SQLDelight`
* [x] `square/kotlinpoet`
* https://github.com/square/kotlinpoet/pull/2252
* [x] `square/moshi`
* https://github.com/square/moshi/pull/2064
* [ ] `square/okio`
* [ ] `square/okhttp`
* [x] `square/retrofit`
* https://github.com/square/retrofit/pull/4572
* [x] `square/zstd-kmp`
* https://github.com/square/zstd-kmp/pull/83

Needs tabs:
* [ ] `JakeWharton/cite`
* [ ] `JakeWharton/dependency-tree-diff`
* [ ] `JakeWharton/dependency-watch`
* [ ] `JakeWharton/finalization-hook`
* [ ] `JakeWharton/gitout`
* [ ] `JakeWharton/hardcover-data-sync`
* [ ] `JakeWharton/jakewharton.com`
* [ ] `JakeWharton/kmp-missing-targets`
* [ ] `JakeWharton/mosaic`
* [ ] `JakeWharton/plex-auto-trash`
* [ ] `JakeWharton/plex-orphaned-files`
* [ ] `JakeWharton/radarr-folder-fixer`
* [ ] `JakeWharton/singular-solution`
* [ ] `JakeWharton/test-distribution-gradle-plugin`
* [ ] `JakeWharton/video-swatch`

Start by reviewing the unchecked projects in the issue and the referenced ktfmt issue 540. Check each listed repository for its current formatting setup and whether tab support is available. Done means the applicable projects are migrated to ktfmt, with the checklist and linked pull requests updated.

Written by the indexing model from the issue text.