Update ksp to v2.0.21-1.0.25

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
com.google.devtools.ksp:symbol-processing-gradle-plugin (source)	2.0.20-1.0.25 -> 2.0.21-1.0.25
com.google.devtools.ksp:symbol-processing-api (source)	2.0.20-1.0.25 -> 2.0.21-1.0.25

---

Release Notes

google/ksp (com.google.devtools.ksp:symbol-processing-gradle-plugin)

v2.0.21-1.0.25

Compare Source

What's Changed

• UPDATE_KOTLIN_VERSION: 2.0.21 by @​ting-yuan in https://github.com/google/ksp/pull/2145

Full Changelog: google/ksp@2.0.21-RC-1.0.25...2.0.21-1.0.25

---

Configuration

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

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

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

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

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.