Update ksp to v1.9.23-1.0.20 (#1327)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [com.google.devtools.ksp](https://goo.gle/ksp)
([source](https://togithub.com/google/ksp)) | plugin | patch |
`1.9.23-1.0.19` -> `1.9.23-1.0.20` |
| [com.google.devtools.ksp:symbol-processing-api](https://goo.gle/ksp)
([source](https://togithub.com/google/ksp)) | dependencies | patch |
`1.9.23-1.0.19` -> `1.9.23-1.0.20` |
| [com.google.devtools.ksp:symbol-processing](https://goo.gle/ksp)
([source](https://togithub.com/google/ksp)) | dependencies | patch |
`1.9.23-1.0.19` -> `1.9.23-1.0.20` |

---

> [!WARNING]
> Some dependencies could not be looked up. Check the Dependency
Dashboard for more information.

---

### Release Notes

<details>
<summary>google/ksp (com.google.devtools.ksp)</summary>

###
[`v1.9.23-1.0.20`](https://togithub.com/google/ksp/releases/tag/1.9.23-1.0.20)

[Compare
Source](https://togithub.com/google/ksp/compare/1.9.23-1.0.19...1.9.23-1.0.20)

##### KSP1 issues fixed

- performance optimization for certain workload consists of heavy Java
files, including
- Replace IdKey's impl with identityHashCode
[#&#8203;1804](https://togithub.com/google/ksp/issues/1804)
- Cache enclosed descriptors by name
[#&#8203;1808](https://togithub.com/google/ksp/issues/1808)
- Add excludedSources to the KSP extension object
[#&#8203;1793](https://togithub.com/google/ksp/issues/1793) thanks to
[@&#8203;bitspittle](https://togithub.com/bitspittle)

##### KSP2 issues fixed

- NoClassDefFoundError for LZ4Factory when trying KSP2
[#&#8203;1713](https://togithub.com/google/ksp/issues/1713)
- Calling KSType.replace() with original arguments results in <ERROR
TYPE> [#&#8203;1807](https://togithub.com/google/ksp/issues/1807)
- Static fields in base class appear in derived classes
[#&#8203;1744](https://togithub.com/google/ksp/issues/1744)
-   fix backing field checking for top level callables
-   support sealed inheritors lookup.
-   support type alias for getSymbolsWithAnnotation
-   support more types for reference elements

</details>

---

### Configuration

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

🚦 **Automerge**: Enabled.

♻ **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.

---

- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check
this box

---

This PR has been generated by [Renovate
Bot](https://togithub.com/renovatebot/renovate).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzNy4yNzkuNCIsInVwZGF0ZWRJblZlciI6IjM3LjI3OS40IiwidGFyZ2V0QnJhbmNoIjoibWFpbiIsImxhYmVscyI6W119-->

gradle/libs.versions.toml

@@ -36,7 +36,7 @@ kct = "0.4.1"
 kotlin = "1.9.23"
 kotlinpoet = "1.16.0"
 kotlinx-coroutines = "1.8.0"
-ksp = "1.9.23-1.0.19"
+ksp = "1.9.23-1.0.20"
 ktfmt = "0.47"
 ktor = "2.3.9"
 leakcanary = "2.13"