deps: update dependency com.google.truth.extensions:truth-java8-exten…

…sion to v1.1.5 (#1433)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.truth.extensions:truth-java8-extension](https://togithub.com/google/truth) | `1.1.4` -> `1.1.5` | [![age](https://badges.renovateapi.com/packages/maven/com.google.truth.extensions:truth-java8-extension/1.1.5/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.truth.extensions:truth-java8-extension/1.1.5/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.truth.extensions:truth-java8-extension/1.1.5/compatibility-slim/1.1.4)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.truth.extensions:truth-java8-extension/1.1.5/confidence-slim/1.1.4)](https://docs.renovatebot.com/merge-confidence/) |

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### Release Notes

<details>
<summary>google/truth</summary>

### [`v1.1.5`](https://togithub.com/google/truth/compare/v1.1.4...v1.1.5)

[Compare Source](https://togithub.com/google/truth/compare/v1.1.4...v1.1.5)

</details>

---

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pom.xml

@@ -63,7 +63,7 @@
       <dependency>
         <groupId>com.google.truth.extensions</groupId>
         <artifactId>truth-java8-extension</artifactId>
-        <version>1.1.4</version>
+        <version>1.1.5</version>
         <scope>test</scope>
       </dependency>
       <dependency>