Update dependency me.kpavlov.langchain4j.kotlin:langchain4j-kotlin to v0.1.9 (#121)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
|
[me.kpavlov.langchain4j.kotlin:langchain4j-kotlin](https://redirect.github.com/kpavlov/langchain4j-kotlin)
| `0.1.8` -> `0.1.9` |
[![age](https://developer.mend.io/api/mc/badges/age/maven/me.kpavlov.langchain4j.kotlin:langchain4j-kotlin/0.1.9?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/maven/me.kpavlov.langchain4j.kotlin:langchain4j-kotlin/0.1.9?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/maven/me.kpavlov.langchain4j.kotlin:langchain4j-kotlin/0.1.8/0.1.9?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/maven/me.kpavlov.langchain4j.kotlin:langchain4j-kotlin/0.1.8/0.1.9?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>kpavlov/langchain4j-kotlin
(me.kpavlov.langchain4j.kotlin:langchain4j-kotlin)</summary>

###
[`v0.1.9`](https://redirect.github.com/kpavlov/langchain4j-kotlin/releases/tag/v0.1.9)

[Compare
Source](https://redirect.github.com/kpavlov/langchain4j-kotlin/compare/v0.1.8...v0.1.9)

### Release Notes

#### What's New

-   **Kotlin Monorepo Updates:**
    -   Major update to Kotlin monorepo (`v2`), and bumped to `v2.1.20`
-   **Dependency Updates:**
- Updated `me.kpavlov.langchain4j.kotlin:langchain4j-kotlin` to `v0.1.8`
- Updated `org.openrewrite.maven:rewrite-maven-plugin` multiple times,
now at `v6.7.0`
- Updated `com.diffplug.spotless:spotless-maven-plugin` to `v2.44.4`
- Updated `org.apache.maven.plugins` artifacts (e.g.,
`maven-compiler-plugin`, `maven-deploy-plugin`, `maven-failsafe-plugin`,
`maven-surefire-plugin`)
    -   Updated `org.junit:junit-bom` to `v5.12.2`
    -   Updated `org.mockito:mockito-bom` to `v5.17.0`
    -   Updated `slf4j` monorepo to `v2.0.17`
    -   Updated `kotlinx-coroutines` monorepo to `v1.10.2`
-   **Features:**
- Added TokenStream adapters for Kotlin Flow and supporting tests
([#&#8203;116](https://redirect.github.com/kpavlov/langchain4j-kotlin/pull/116)).

#### New Contributors

- Thanks to **[@&#8203;nomisRev](https://redirect.github.com/nomisRev)**
for their first contribution in
[#&#8203;116](https://redirect.github.com/kpavlov/langchain4j-kotlin/pull/116)!

***

**Full Changelog**:
[v0.1.8...v0.1.9](https://redirect.github.com/kpavlov/langchain4j-kotlin/compare/v0.1.8...v0.1.9)

</details>

---

### Configuration

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

🚦 **Automerge**: Enabled.

♻ **Rebasing**: Whenever PR is behind base branch, or you tick the
rebase/retry checkbox.

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

---

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

---

This PR was generated by [Mend Renovate](https://mend.io/renovate/).
View the [repository job
log](https://developer.mend.io/github/kpavlov/langchain4j-kotlin).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzOS4yNTcuMyIsInVwZGF0ZWRJblZlciI6IjM5LjI1Ny4zIiwidGFyZ2V0QnJhbmNoIjoibWFpbiIsImxhYmVscyI6W119-->

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

samples/pom.xml

@@ -21,7 +21,7 @@
         <!-- Dependencies -->
         <finchly.version>0.1.1</finchly.version>
         <kotlinx.version>1.10.2</kotlinx.version>
-        <langchain4j-kotlin.version>0.1.8</langchain4j-kotlin.version>
+        <langchain4j-kotlin.version>0.1.9</langchain4j-kotlin.version>
         <langchain4j.version>1.0.0-beta1</langchain4j.version>
         <slf4j.version>2.0.17</slf4j.version>
     </properties>