deps: update dependency com.google.code.gson:gson to v2.10 (#995)

[![Mend Renovate](https://app.renovatebot.com/images/banner.svg)](https://renovatebot.com)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.code.gson:gson](https://togithub.com/google/gson) | `2.9.1` -> `2.10` | [![age](https://badges.renovateapi.com/packages/maven/com.google.code.gson:gson/2.10/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.code.gson:gson/2.10/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.code.gson:gson/2.10/compatibility-slim/2.9.1)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.code.gson:gson/2.10/confidence-slim/2.9.1)](https://docs.renovatebot.com/merge-confidence/) |

---

### 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 this update again.

---

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

---

This PR has been generated by [Mend Renovate](https://www.mend.io/free-developer-tools/renovate/). View repository job log [here](https://app.renovatebot.com/dashboard#github/googleapis/java-core).
<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzMi4yNDEuMTEiLCJ1cGRhdGVkSW5WZXIiOiIzMi4yNDEuMTEifQ==-->

java-core/pom.xml

@@ -170,7 +170,7 @@
     <threetenbp.version>1.6.3</threetenbp.version>
     <objenesis.version>3.3</objenesis.version>
     <errorprone.version>2.16</errorprone.version>
-    <gson.version>2.9.1</gson.version>
+    <gson.version>2.10</gson.version>
   </properties>
 
   <dependencyManagement>